Data Handling and Probability

Identifying the mode of a set of discrete data from real life situations

By the end of the lesson, the learner should be able to:

Write the numbers shown in learner's book 8
Count the number of times each of the digits is appearing in the list.
Appreciate the mode of a set of discrete data from real life situations.

In groups, learners are guided to write the numbers shown in learner's book 8 page 191
In groups, learners are guided to identify the numbers in the list without repeating any number.
In groups, learners are guided to count the number of times each of the digits is appearing in the list.

How do you identify the mode of a set of discrete data?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 191-192
Ruler
Digital devices

Oral questions Oral Report Observation Written exercise

Data Handling and Probability

Calculating the mean of a set of discrete data from real life situations
Determining the median of a set of discrete data from real life situations

By the end of the lesson, the learner should be able to:

Identify the formula of working out the mean.
Consider the ages of your fellow classmates and find the sum of the ages.
Enjoy calculating the mean of a set of discrete data from real life situations.

In groups, learners are guided to identify the formula of working out the mean.
In groups, learners are guided to consider the ages of your fellow classmates and find the sum of the ages.
In groups, learners are guided to divide the sum by the total number of learners.

How do you work out the mean of a set of discrete data?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 193-194
Ruler
Digital devices
Learner's Book Grade 8 pg. 194-196

Oral questions Oral Report Observation Written exercise

Data Handling and Probability

Digital device

By the end of the lesson, the learner should be able to:

Open the link: https://youtube.be/IldxOU-v3sM
Watch the video clip on calculating mean of discrete data
Appreciate the use of digital devices.

As a class, learners are guided to open the link: https://youtube.be/IldxOU-v3sM
As a class, learners are guided to watch the video clip on calculating mean of discrete data.
As a class, learners are guided to write short points about the video.

What have you learnt about mean and median of discrete data?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 196
Ruler
Digital devices

Oral questions Oral Report Observation Written exercise

Data Handling and Probability

Probability; Identifying events involving chance in real life situations

By the end of the lesson, the learner should be able to:

Identify events involving chance in real life situations.
Classify the events in learner's book 8 as likely, unlikely, must happen and cannot happen.
Appreciate the events involving chance in real life situations.

In groups, learners are guided to identify events involving chance in real life situations.
In groups, learners are guided to classify the events in learner's book 8 as likely, unlikely, must happen and cannot happen.
In groups, learners to discuss and compare with other groups.

How do you identify events as likely, unlikely, must happen and cannot happen?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 197
Ruler
Digital devices

Oral questions Oral Report Observation Written exercise

Data Handling and Probability

Performing chance experiments in different situations

By the end of the lesson, the learner should be able to:

Explain the meaning of chance experiment.
Flip a coin once and record the outcome as either head or tail.
Have fun and enjoy performing chance experiments.

In groups, learners are guided to explain the meaning of chance experiment.
In groups, learners are guided to flip a coin once and record the outcome as either head or tail.
In groups, learners to discuss possible outcomes when fair coin is flipped once.

What is the meaning of chance experiment?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 198-199
Ruler
Digital devices

Oral questions Oral Report Observation Written exercise

Data Handling and Probability

Writing experimental probability outcomes in different situations

By the end of the lesson, the learner should be able to:

Toss a fair dice ten times.
List down all the outcomes obtained from the trials
Appreciate writing experimental probability outcomes in different situations.

In groups, learners are guided to toss a fair dice ten times.
In groups, learners are guided to list down all the outcomes obtained from the trials.
In groups, learners are guided to using the outcomes obtained, fill in the table in learner's book 8 page 199

Which are some examples of chance experiments?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 199-200
Ruler
Digital devices

Oral questions Oral Report Observation Written exercise

Data Handling and Probability

Expressing probability outcomes in fractions in different situations
Expressing probability outcomes in decimals or percentages in different situations

By the end of the lesson, the learner should be able to:

Define the term probability.
Flip a coin ten times and write down all the outcomes as they occur.
Appreciate the importance of probability.

In groups, learners are guided to define the term probability.
In groups, learners are guided to flip a coin ten times and write down all the outcomes as they occur.
In groups, learners are guided to use all the outcomes obtained, fill in the table in learner's book 8 page 200

What is probability?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 200-202
Ruler
Digital devices
Learner's Book Grade 8 pg. 203-204

Oral questions Oral Report Observation Written exercise

Data Handling and Probability

Digital devices

By the end of the lesson, the learner should be able to:

Open the link: https://www.youtube.com/watch?v=ny-cgmyNoWE
Watch the video clip on probability.
Appreciate the use of digital devices.

In groups, learners are guided to open the link: https://www.youtube.com/watch?v=ny-cgmyNoWE
In groups, learners are guided to watch the video clip on probability.
In groups, learners are guided to write short points about the video.

What have you learnt about probability?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 204
Ruler
Digital devices

Oral questions Oral Report Observation Written exercise

Data Handling and Probability

Digital devices

By the end of the lesson, the learner should be able to:

By
the end of the lesson, the learner should be able to:

Open the link: https://www.youtube.com/watch?v=ny-cgmyNoWE
Watch the video clip on probability.
Appreciate the use of digital devices.

In
groups, learners are guided to open the link:
https://www.youtube.com/watch?v=ny-cgmyNoWE

In groups, learners are guided to watch the video clip on
probability.

In groups, learners are guided to write short points about the video.

What have you learnt about probability?

KLB;
Top Scholar: Mathematics
Learner's Book Grade 8 pg. 204

Ruler
Digital devices

Oral questions Oral Report Observation Written exercise

NUMBERS

INTEGERS

By the end of the lesson, the learner should be able to:
-Make a number chart with integers.
-Add any two integers from the chart.
-Appreciate the use of integers in real life situation.

In pairs, learners are guided to;
-Make a number chart with integers.
-Add any two integers from the chart.

How do we carry out the addition of integers in real life situation?

-Top scholar mathematics pg.
curriculum design.
-Place value chart.

-Class activities. -Making a number chart. -Written exercise.

NUMBERS

INTEGERS

By the end of the lesson, the learner should be able to:

-Make number chart with integers.
-Substract any two integers from the chart.
-Appreciate the use of integers in real life.

In pair,learners are guided to
-Make a number chart with integers.
-Subtract any two integers from the chart.

-How do we carry out subtraction of integers in real life situation?

-Top scholar mathematics grade 9
-Curriculum design grade 9.
-Place value chart.

-Written exercises. -Class activities.

NUMBERS

INTEGERS

By the end of the lesson, the learner should be able to:

-Make number cards with integers.
-Determine the product of each multiplication.
-Appreciate the use of integers in real life situation.

In pairs,learners are guided to;
-Make number cards with integers.
-Determine the product of each multiplication.

-How do we carry out multiplication of integers in real life situation?

-Top scholar mathematics grade 9 pg
-Curriculum design grade 9.
-Place value chart.
-Curriculum design 9.

-Written exercise. -Class activities.

NUMBERS

INTEGERS

By the end of the lesson, the learner should be able to:

-Make number cards with integers.
-Work out combined operations of integers in different situation.
-Appreciate the use of integers in real life situation.

In groups, learners are guided on; -Making number cards.
-Working out combined operations on integers in different situations.

-How do we carry out combined operations of integers in real life?

- Top Scholar mathematics grade 9 pg.
-Curriculum design grade 9.
-Place value chart.

-Written exercise. -Class activities.

NUMBERS

INTEGERS

By the end of the lesson, the learner should be able to:

-Discuss situations in real life where we apply or use INTEGERS.
-Carry out activities such as read temperature changes in a thermometer.
-Apply integers in real life situations.

In groups,learners are guided to;
-Discuss situations in real life where we apply INTEGERS.
-Carry out activities such as reading temperature change in a thermometer.

-How do we apply integers in daily activities.

- Top Scholar mathematics grade 9 pg.
-Curriculum design grade 9.
-Place value chart.

-Written exercises. -Class activities.

NUMBERS

CUBES AND CUBE ROOTS

By the end of the lesson, the learner should be able to:

-Use stacks of cubes to demonstrate the concept of cube.
-Work out cubes of numbers by multiplication in real life.
-Apply cubes in real life situations.

In pairs,learners are guided to;
-Use status of cubes to demonstrate the concept of cube.
-In pairs,work out cubes of numbers by multiplication in real life situations.

-How do we work out the cubes of numbers by multiplication?

- Top Scholar mathematics grade 9 pg.
-Curriculum design grade 9.
-Place value chart.

-Written exercise. -Oral questions.

NUMBERS

CUBES AND CUBE ROOTS

By the end of the lesson, the learner should be able to:

-Use stacks of cubes to demonstrate the concept of cube.
-Determine cubes of numbers from mathematical tables in different situations.
-Apply cubes in real life situations.

In pairs,learners are guided to ;
-Use stack of cubes to demonstrate the concept of cube.
-Determine cubes of numbers from mathematical tables in different situations.

-How do we work out the cubes of numbers from the mathematical table?

- Top Scholar mathematics grade 9 pg.
-Curriculum design grade 9.
-Place value chart.

-Written exercise. -Oral questions

NUMBER

CUBES AND CUBE ROOT

By the end of the lesson, the learner should be able to:

-Determine both cube and cube root of a number and relate the relate the two.
-Determine cube root of numbers from mathematical table.
-Apply cube roots in real life situation.

In pairs and individually, learner are guided to;
-Determine both the cube and cube roots of a cube and relate the two.
-Determine cube roots of numbers from mathematical table.

-How do we use mathematical table to find the cube or cube root of a number?

- Top Scholar mathematics grade 9 pg.
-Curriculum design grade 9.
-Place value chart.

-Written exercise. -Answering Oral questions.

NUMBERS

CUBE AND CUBE ROOTS

By the end of the lesson, the learner should be able to:

-Use scientific calculator to work out problems on cube and cube roots of numbers.
-Determine cubes an cube roots of different numbers using a calculator.
-Appreciate use of calculator in working out cubes of different numbers.

In pairs or individually,
-Discuss how to use a scientific calculator in calculating cubes and cube roots of different numbers.
-Determine cube and cube roots of different numbers using a calculator.

-How do we work out cube and cube root of numbers using a calculator?

- Top Scholar mathematics grade 9 pg.
-Curriculum design grade 9.
-Place value chart.

-Written excersise.

NUMBERS

CUBE AND CUBE ROOTS

By the end of the lesson, the learner should be able to:
-Discuss where cube and cube roots can be applied in real life.
-Determine cubes and cube roots of numbers from real life examples in different situations.
-apply cubes and cube roots in real life situation.

In groups or pairs,learners are guided to;
-Discuss where cube and cube roots applies.
-Determine cubes and cube roots of numbers from real life examples.

-where do we apply cubes and cube roots in real life situation?

- Top Scholar mathematics grade 9 pg.
-Curriculum design grade 9.
-Place value chart.

-Written exercise. -Class activities.

NUMBERS

INDICES AND LOGARITHM

By the end of the lesson, the learner should be able to:

-Discuss indices and identify the base.
-Express numbers in index form in different situation.
-Appreciate the use of indices and logariths in real life situations.

In groups or pairs, learners are guided to:
-Discuss indices and identify the base.
-Express numbers in index form in different situation.

-How do we express numbers in index form?

- Top Scholar mathematics grade 9 pg.
-Curriculum design grade 9.
-Multiplication tables.

-Written exercises. -Oral questions.

NUMBER
NUMBERS

INDICES AND LOGARITHMS.
INDICES AND LOGARITHMS

By the end of the lesson, the learner should be able to:

-Generate indices and identify the base.
-Express numbers in index form in different situations.
-Appreciate the use of indices and logarithms in real life situations.

In groups or pairs,learners are guided;
-Come up with or generate the laws of indices in multiplication.
-Apply the laws of indices using multiplication.
-Apply the laws of indices using multiplication in different situations.

-What is the laws of indices from multiplication?

- Top Scholar mathematics grade 9 pg.
-Curriculum design grade 9.
-Place value chart.

-Written exercises. -Oral questions.

NUMBERS

INDICES AND LOGARITHS

By the end of the lesson, the learner should be able to:

-State the division law of indices.
-Apply the laws of indices using division in different situations.
-Appreciate the use of indices in real life situations.

In groups learners are guided to;
-Use the laws of indices to work out various problems on indices.
-Apply the laws of indices in different life situation.

-where do we apply the laws of indices?

- Top Scholar mathematics grade 9 pg.
-Curriculum design grade 9.
-Place value chart.

-Written exercise.

NUMBERS

INDICES AND LOGARITHM

By the end of the lesson, the learner should be able to:
-Express logarithms in index form.
- Relate powers of 10 to common logarithms in different situations.
- Appreciate the use of indices and logarithms in real life situations.

Learners are guided in pairs, groups or individually to:
-Express logarithm in index form
- Relate powers of 10 to common logarithms in different situations.

How can we write logarithm in index form?.

- Top Scholar mathematics grade 9 pg.
-Curriculum design grade 9.
-Mathematical table.

-Class activities -Written test -Assignment

NUMBERS

INDICES AND LOGARITHM

By the end of the lesson, the learner should be able to:

-Express index form into logarithms.
- Relate powers of 10 to common logarithms in different situations.
-Appreciate the use of indices and logarithms in real life situations.

Learners are guided in pairs, groups or individually to :
- Express index form into logarithms.
-Relate powers of 10 to common logarithm in different situations.

How can we write index form into logarithms?

- Top Scholar mathematics grade 9 pg.
-Curriculum design grade 9.
-Mathematical tables
-Calculator.

-Written test -Assignment

NUMBERS

COMPOUND PROPOTIONS AND RATE OF WORK

By the end of the lesson, the learner should be able to:

-Divide quantities into proportional parts in real life situations
- Express proportional parts as a fraction
-Appreciate the use of compound proportions and rates in real life situations

Learners are guided in pairs to :
-Divide quantities into proportional parts in real life situations
-Express proportional parts as a fraction.

What are proportions?

- Top Scholar mathematics grade 9 pg.
-Curriculum design grade 9.

-Class activities -Written test -Assignment -Oral questions -observation

NUMBERS

COMPOUND PROPOTIONS AND RATES OF WORK.
COMPOUND PROPOTIONS AND RATES OF WORK

By the end of the lesson, the learner should be able to:

-Divide quantities into proportional parts in real life situations
-Express proportional parts as a fraction
- appreciate the use of compound proportions and rates of work in real life situations.

Learners are guided in pairs or groups or individually to:
-divide quantities into proportional parts in real life situations
- express proportional parts as a fraction.

What are proportions?

- Top Scholar mathematics grade 9 pg.
-Curriculum design grade 9.
-multiplication tables

-Class activities -Written test -Oral questions -Assignment

NUMBERS

COMPOUND PROPOTION AND RATES OF WORK

By the end of the lesson, the learner should be able to:

-Discuss and compare various ratios
- relate different proportional parts in real life situations
- appreciate the use of compound proportions and rates of work in real life situations

Learners are guided in pairs , groups or individually to:
-discuss and compare various ratios
-relate different proportional parts in life situations

How can we relate ratios?

- Top Scholar mathematics grade 9 pg.
-Curriculum design grade 9.
-place value apparatus
-number charts
-multiplication tables

-Class activities -Written test -Assignment

NUMBERS

COMPOUND PROPOTIONS AND RATES OF WORK

By the end of the lesson, the learner should be able to:

-Discuss and compare various ratios
-relate different proportional parts in real life situations
- appreciate the use of compound proportions and rates of work in real life situations.

Learners are guided to :
-discuss and compare various ratios
-relate different proportional parts in real life situations

How can we relate ratios?

- Top Scholar mathematics grade 9 pg.
-Curriculum design grade 9.
-multiplication table

-Class activities -Written test -Assignment

NUMBERS

COMPOUND PROPOTIONS AND RATES OF WORK

By the end of the lesson, the learner should be able to:

-Discuss and compare various ratios.
-relate different proportional parts in real life situations
- appreciate the use of compound proportions and rates of work in real life situation.

Learners are guided in pairs , groups or individually to to:
-discuss and compare various ratios
-relate different proportional parts in real life situations

How can we relate ratios?

- Top Scholar mathematics grade 9 pg.
-Curriculum design grade 9.
-multiplication table

-Oral questions -Assignment

NUMBERS

COMPOUND PROPOTIONS AND RATES OF WORK
MATRICES

By the end of the lesson, the learner should be able to:
-Define compound proportions
-work out compound proportions using the ratio method in different situation
-Appreciate the use of compound proportions and rates of work in real life situations.

Learners are guided to ;
-define compound proportions
-work out compound proportions using the ratio method in different situations

What is a compound proportion?

- Top Scholar mathematics grade 9 pg.
-Curriculum design grade 9.
-multiplication tables.
-multiplication table

-Oral questions -Class activities -Assignment

NUMBERS

MATRICES

By the end of the lesson, the learner should be able to:

-Arrange items in rows and columns and discuss how to represent a matrix
-determine the order of a matrix in different situations
-appreciate the use of a matrix in real life situations.

Learners are guided in pairs to arrange items in rows and columns and discuss how to represent a matrix
-determine the order of a matrix in real life situation.

What is a row and a column?

- Top Scholar mathematics grade 9 pg.
-Curriculum design grade 9.
-A chart with rows and columns.

-Class activities -Written test -Assignment

NUMBERS

MATRICES

By the end of the lesson, the learner should be able to:

-Organize objects in rows and columns and give the order of the matrix in terms of rows and columns
-determine the order of a matrix in different situations.
-reflect /appreciate the use of matrices in real life situations

Learners are guided in pairs to;
-explain the meaning of order of matrix.
-organize objects in rows and columns and give the order of the matrix in terms of rows and column [ row

How can you determine the order of a matrix?

- Top Scholar mathematics grade 9 pg.
-Curriculum design grade 9.
-A chart with rows and columns.

-Class activities -Written test -Assignment

NUMBERS

MATRICES

By the end of the lesson, the learner should be able to:

-Identify the position of each item or element in terms of rows and column
-Stating the order of matrix.
-appreciate the use of matrices in real life situations.

Learners are guided in pairs to:
-explain and give an example of an element in a matrix
-discuss and identify the position of each item in terms of row and column in matrix
-determine the position of items in a matrix in different situations

What is an element in a matrix?

- Top Scholar mathematics grade 9 pg.
-Curriculum design grade 9.

-Class activities -Written test -Assignment

ALGEBRA

MATRICES

By the end of the lesson, the learner should be able to:

-Identify and discuss matrices that have an equal number of rows and columns
-determine the compatibility of matrices in addition and subtraction
-appreciate the use of matrices in real life situations

Learners are guided in pairs and groups to:
-identify the order of a matrix
-discuss matrices that have an equal number of rows and an equal number of columns
-determine the compatibility of matrices in addition and subtraction

When are matrices said to be compatible?

- Top Scholar mathematics grade 9 pg.
-Curriculum design grade 9.
-A chart with rows and columns.

-Class activities -Written test -observation -Assignment

ALGEBRA

MATRICES

By the end of the lesson, the learner should be able to:

-Discuss what is represented by the rows and what is represented by the columns from two or more matrices to carry out addition or subtraction.
-carry out addition of matrices
-appreciate the use of matrices in real life situation.

Learners are guided in pairs , groups or individually to :
-discuss what is represented by the rows and what is represented by columns in a matrix
-to carry out addition of matrices

How can you add matrices?

- Top Scholar mathematics grade 9 pg.
-Curriculum design grade 9.
-A chart with rows and columns.
-
Multiplication tables.

-Class activities -Written test -Assignment

ALGEBRA

EQUATION OF A STRAIGHT LINE

By the end of the lesson, the learner should be able to:
-Discuss steepness concerning gradient from the immediate environment
-identify the gradient in real life situations
-Appreciate gradient and its purpose in real life situations

Learners are guided in pairs, groups or individually to:
-discuss steepness concerning gradient from the immediate environment.
-identify the gradient in real life situation

What is gradient?

- Top Scholar mathematics grade 9 pg.
-Curriculum design grade 9.
-Environment
-Realia.

-Class activities -assignment.

ALGEBRA

EQUATION OF A STRAIGHT LINE

By the end of the lesson, the learner should be able to:

-draw a straight line and interpret a Cartesian plane
-determine the gradient of a line from two known points
-appreciate gradient and its uses in real life situations

Learners are guided in pairs, groups or individually to:
-draw and interpret a Cartesian plane
-determine the gradient of a line from two known points.

How can we determine the gradient of a line from two known points?

- Top Scholar mathematics grade 9 pg.
-Curriculum design grade 9.
-Ruler
-Geometrical set.
-Pencil.

-Class activities -assigment

ALGEBRA

EQUATION OF A STRAIGHT LINE

By the end of the lesson, the learner should be able to:

-Draw a straight line and interpret a Cartesian plane.
-determine the gradient of a line from two known points
-appreciate gradient and its uses in real life situation.

Learners are guided in pairs , groups or individually to;
-draw and interpret a Cartesian plane
-determine the gradient of a line from two known points.

How can we deter mine the gradient of a line from two known points?

- Top Scholar mathematics grade 9 pg.
-Curriculum design grade 9.
-Ruler
-Geometrical set.
-Pencil.
-Graph book.

-Class activities -observation -Assignment

ALGEBRA

EQUATION OF A STRAIGHT LINE

By the end of the lesson, the learner should be able to:

-Find the gradient between two points
-determine the equation of a straight line given two points
- appreciate the use of equations of straight lines in real life

Learners are guided in pairs ,groups or individually to:
-find the gradient between two points
-determine the equation of a straight line given two points.

How can we determine the equation of a straight line from two points?

- Top Scholar mathematics grade 9 pg.
-Curriculum design grade 9.
-place value chart.
-graph book

-Class activities -observation -Assignment

ALGEBRA

EQUATION OF A STRAIGHT LINE

By the end of the lesson, the learner should be able to:

-Find the gradient between two points
-determine the equation of a straight line given two points
-appreciate the use of equations of straight lines in real life situations

Learners are guided in pairs, groups or individually to:
-find the gradient between two points
-determine the equation of a straight line given two points

How can we determine the equation of a straight line from two points?

- Top Scholar mathematics grade 9 pg.
-Curriculum design grade 9.
-Place value chart.
-graph book
-Ruler
-Geometrical set.

-Class activities -observation -Assignment

ALGEBRA

EQUATION OF A STRAIGHT LINE

By the end of the lesson, the learner should be able to:
-Identify 
the   x –coordinate  and 
y-  coordinates   from 
a  given  point          -determine 
the  equation  of 
a  straight  line 
from  a  known 
point  and  a 
gradient                  -appreciate  the 
use  of  equation 
of  a  straight 
line  in  real 
life   situations                                                                                                 

The 
learners  are  guided  
to  identify  the  x
-  coordinates    and 
y –coordinates  from  a 
given  point    -determine  the 
equation  of  a 
straight  line  from a 
known  point  and 
a  gradient

How can you determine the equation of a straight line from a known point and a gradient?

- Top Scholar mathematics grade 9 pg.
-Curriculum design grade 9.
- Ruler
-Geometrical set.
-Pencil.
-A Cartesian plane.

-Class activity -observation -Written test -Assignment

ALGEBRA

EQUATION OF A STRAIGHT LINE

By the end of the lesson, the learner should be able to:

-Explain the variables and constant in the in the equation of a straight line Y= M
X +C
- Express the equation of a straight line in the form of y = mx +c
-Appreciate the use of equation of straight lines in real life.

Learners are guided to explain the variable and constant in the equation of a straight line y mx +c
-express the equation of a straight line in the form of y = mx +c

What are the variables and constant in the equation of a straight line y = mx +c ?

- Top Scholar mathematics grade 9 pg.
-Curriculum design grade 9.
-Geometrical set.
-Ruler.
-A Cartesian plane.

Class activities -written test -assignment

ALGEBRA

EQUATION OF A STRAIGHT LINE

By the end of the lesson, the learner should be able to:

-Explain the variables and constant s in the equation of a straight line y mx+c
-express the equation of a straight line in the form of y= mx+c
-appreciate the use of equations of straight lines in real life

Learners are guided in pairs, groups or individually to :
-explain the variables and constant in the equation of a straight line Y = MX+C
-express the equation of a straight line in the form y = mx+c

What are the variables and constants in the equation of a straight line y mx +c?

- Top Scholar mathematics grade 9 pg.
-Curriculum design grade 9.
-Ruler
-Geometrical set.
-Graph book.
-A Cartesian plane.

-Class activities -Written tests -Assignment

ALGEBRA

EQUATION OF A STRAIGHT LINE

By the end of the lesson, the learner should be able to:
-Determine the gradient and the y coordinates of the points while the line cuts the y axis .
- Interpret the equation
Y = MX+C in different situations
- Appreciate the use of equations of straight line in real life

Learners are guided in pairs, groups or individually to;
-determine the gradient and the y coordinates of the points where the line cuts the y axis
-interpret the equation
Y = MX+C in different situations

How do you determine the gradient and the y coordinates of the point where the line cuts the y axis?

- Top Scholar mathematics grade 9 pg.
-Curriculum design grade 9.
-Ruler
-Geometrical set.
-Curriculum design grade 9.
-Pencil.
-A Graph
-A Cartesian plane.

-Class activities -writen tests -Assignment

ALGEBRA

EQUATION OF A STRAIGHT LINE

By the end of the lesson, the learner should be able to:

-Explain the variables and the constants in the equation of a straight line
Y = MX+C
-Determine the x and y intercepts of a straight line
-Appreciate the use of equations of straight line in real life situations

Learners are guided in pairs,groups or individually to ;
-explain the variables and constants in the equation of a straight line Y = MX+C
-determine the x and y intercepts of a straight line.

How can you determine the x and y intercepts of a straight line from the graph?

- Top Scholar mathematics grade 9 pg.
-Curriculum design grade 9.
Ruler
-Geometrical set.
-Pencil.
-A graph book.
-A Cartesian plane.

-Class activities -Written tests -Assignment

ALGEBRA

EQUATION OF A STRAIGHT LINE

By the end of the lesson, the learner should be able to:
-explain the variables and constants in the equation of a straight line
y =mx +c
-determine the x and y intercepts of a straight line
-appreciate the use of equations of straight lines in real life situations

Learners are guided to;
-explain the variables and constants in the equation of a straight line Y = MX+C
-determine the x and y intercepts of a straight line.

How can you determine the x and y intercepts of a straight line?

- Top Scholar mathematics grade 9 pg.
-Curriculum design grade 9.

-Class activities -Written test -Assignment

ALGEBRA

LINEAR INEQUALITIES

By the end of the lesson, the learner should be able to:

-discuss why sometimes resources are shared equally
-solve linear inequalities in one unknown
-appreciate the use of linear inequalities in real life

Learners are guided in pairs, groups or individually to;
-discuss about the reasons why resources are shared equally
-solve linear inequalities in one unknown

Why are resources shared equally?

- Top Scholar mathematics grade 9 pg.
-Curriculum design grade 9.
- Ruler
-Geometrical set.
-Pencil.
-A Graph book.
-A Cartesian plane.

-Class activities -Assignment Oral questions

ALGEBRA

LINEAR INEQUALITIES

By the end of the lesson, the learner should be able to:

-Discuss simple inequality statements
-Represent linear inequalities in one unknown graphically
-Appreciate the use of linear inequalities in real life
-Enjoy solving problems using linear inequalities

Learners are guided in pairs, groups or individually to;
-discuss simple inequality statements
-represent linear inequalities in one unknown graphically
-indicate and discuss the region that satisfies the inequalities

How do we represent linear inequalities in graphs?

- Top Scholar mathematics grade 9 pg.
-Curriculum design grade 9.
-graph books.
-Cartesian plane.

-Oral questions -Written tests -Assignment

ALGEBRA

LINEAR INEQUALITIES

By the end of the lesson, the learner should be able to:

-Discuss simple inequality statements
-Represent linear inequalities in one unknown graphically
-Appreciate the use of linear inequalities in real life

Learners are guided in pairs, groups or individually to;
-discuss simple inequality statements
-represent linear inequalities in the unknown graphically
-indicate and discuss the regions that satisfies the inequalities

How do we represent linear inequalities in graphs?

- Top Scholar mathematics grade 9 pg.
-Curriculum design grade 9.
-graph books
-Cartesian plane

-Oral questions -Written test -Assignment

ALGEBRA

LINEAR INEQUALITIES

By the end of the lesson, the learner should be able to:

-discuss and generate a table of values
-represent linear inequalities in two unknowns graphically.
- appreciate the use of linear inequalities to solve problems in real life situations

Learners are guided in pairs, groups or individually to;
-discuss and generate a table of values
-represent linear inequalities in two unknowns graphically
-indicate the regions that satisfies the inequalities

How can you determine linear inequality in two unknown graphically?

- Top Scholar mathematics grade 9 pg.
-Curriculum design grade 9.
-Graph book.
-Cartesian plane.

-Oral questions -Written test -Assignment

MEASUREMENTS

AREA OF A PENTAGON

By the end of the lesson, the learner should be able to:
;
-Identify and state number of sides in a pentagon.
-Work out area of a pentagon.
-Solve more problems involving area of pentagon.
-Develop genuine interest in calculating the area of pentagon.

In groups and individually, learners are guided to;
-Identify and recognizing the number of sides in a pentagon.
-Naming different objects with pentagonal shapes.
-Working the area of different pentagons using formula.
-Work out more problems on area of pentagons.
-Make paper cut outs of pentagons and relating them with real day to day objects.

-How many sides does a pentagon have?

-Mentors Mathematics learners book grade 9 page 73-74.
-Paper cut outs.
-Charts with different pentagons with different measurements.
-Pair of scissors.
-Manilla paper.
-A ruler and a pair of protractor.

-Checklist -Written exercise. -Oral question. -Assessment rubrics.

MEASUREMENTS

AREA OF A HEXAGON

By the end of the lesson, the learner should be able to:

-Identify and state number of sides in a Haxagon.
-Discuss the properties of a hexagon.
-Use triangles to work out area of a hexagon.
-Solve more problems involving area of hexagon.
-Develop genuine interest in calculating the area of Hexagon.

In groups and individually, learners are guided to;
-Identify and recognizing the number of sides in a hexagon.
-Naming different objects with hexagonal shapes.
-Working the area of different Hexagons using formula (summing up areas of various triangles).
-Work out more problems on area of hexagons.
-Make paper cut outs of hexagons and display them in class relating them with real day to day objects.

-How many sides do a Hexagon have? -Which objects have Hexagonal shape?

-Mentors Mathematics learners book grade 9 page 74-76.
-Paper cut outs.
-Charts with different pentagons with different measurements.
-Pair of scissors.
-Manilla paper.
-A ruler and a pair of protractor.

-Checklist -Written exercise. -Oral question. -Assessment rubrics.

MEASUREMENTS

SURFACE AREA OF A RECTANGULAR PRISM

By the end of the lesson, the learner should be able to:
-Draw a rectangular prism.
-Work out the surface area of a rectangular prism.
-Work out more problems on surface area of rectangular prism.

In pairs, Learners are guided to;
-Listing objects which are rectangular prism in shape.
-Working out the surface area of a rectangular prism.
-Work on more problems on the surface area of a rectangular prism.
-Making various models of rectangular prism.

-How many faces,edges and vertices do a rectangular prism have?

-Mentors Mathematics learners book grade 9 page 77-78.
-Boxes
-Pair of scissors.
-Manilla paper.
-Glue
-Plain papers.
-Ruler.

-Checklist -Written exercise. -Oral question. -Assessment rubrics.

MEASUREMENTS

SURFACE AREA OF TRIANGULAR BASED PRISM
SURFACE AREA OF PYRAMID

By the end of the lesson, the learner should be able to:
- Draw a triangular prism.
Work out the surface area of a triangular prism.
- Work out more problems on surface area of triangular prism.
-Make various models of triangular prism.
-Show genuine interest in calculating the surface area of triangular prism.

In groups or pairs, learners are guided to;
-Recognizing various objects from their surrounding which are triangular prism in shape.
-Stating the number of faces,edges and vertices in a triangular prism.
-Work out the surface area of a triangular prism.
-Working more problems on calculating the surface area of a triangular prism.
-Mounting the constructed models on triangular prism in class.

-How many faces,edges and vertices do a triangular prism have? -Which objects have triangular prism shape?

-Mentors Mathematics learners book grade 9 page 78-80.
-Boxes
-Pair of scissors.
-Manilla paper.
-Glue
-Plain papers.
-Ruler.
-Mentors Mathematics learners book grade 9 page 81-82.

-Checklist -Written exercise. -Oral question. -Assessment rubrics.

MEASUREMENTS

Surface area of a rectangular based pyramid.

By the end of the lesson, the learner should be able to:
-Draw a rectangular based pyramid.
-Discuss the number of faces,vertices and edges.
-Use locally available materials to model a rectangular based pyramid.
-Calculate the surface area of rectangular based pyramid.
-Show genuine interest in calculating surface area of rectangular based pyramid.

In groups and individually, learners are guided to;
-Draw and find out number of faces,vertices and edges in a rectangular based pyramid.
-Model rectangular based pyramid using locally available materials.
-Calculate the surface area of a rectangular based pyramid.
-Work out more problems on surface area of rectangular based pyramid.

-How many faces,vertices and edges does a rectangular based pyramid have? -Which objects are rectangular based pyramid in shape?

-Mentors Mathematics learners book grade 9 page 82-83.
-Boxes
-Pair of scissors.
-Manilla paper.
-Glue
-Plain papers.
-Ruler.

-Checklist -Written exercise. -Oral question. -Assessment rubrics.

MEASUREMENTS

Surface area of a square based pyramid.

By the end of the lesson, the learner should be able to:
-Draw a square based pyramid.
-Discuss the number of faces,vertices and edges.
-Use locally available materials to model a square based pyramid.
-Calculate the surface area of square based pyramid.
-Show genuine interest in calculating surface area of a square based pyramid.

In groups and individually, learners are guided to;
-Draw and find out number of faces,vertices and edges in a square based pyramid.
-Model square based pyramid using locally available materials.
-Calculate the surface area of a square based pyramid.
-Work out more problems on surface area of square based pyramid.

-How many faces,vertices and edges does a square based pyramid have? -Which objects are square based pyramid in shape?

-Mentors Mathematics learners book grade 9 page 83-84.
-Boxes
-Pair of scissors.
-Manilla paper.
-Glue
-Plain papers.
-Ruler.

-Checklist -Written exercise. -Oral question. -Assessment rubrics.