Year 9 Term 1

Showing 17–32 of 44 results

Year 9 Term 1

Shape
Shape
Interactive Lessons

Area of Parallelograms and Trapezia

Students learn how to calculate the area of parallelograms and trapeziums by considering how a parallelogram can...
GCSE / Year 9 Term 4
Interactive Lessons
Shape
Shape
Interactive Lessons

Area of Compound Shapes

Students learn how to calculate the area of compound rectilinear shapes by splitting the shapes up into two or m...
GCSE / Year 9 Term 4
Interactive Lessons
Shape
Shape
Interactive Lessons

Circumference of Circles Problems

This lesson consolidates calculating the circumference of a circle and the perimeter of circular shapes.  Studen...
GCSE / Year 9 Term 1
Interactive Lessons
Shape
Shape
Interactive Lessons

Circumference of Circles

Students are taken through the process of discovering the relationship between the radius, diameter and circumfe...
GCSE / Year 9 Term 1
Interactive Lessons
Shape
Shape
Interactive Lessons

Area of Triangles

By considering a right angled triangle as half a rectangle the students are guided through deriving the formula ...
GCSE / Year 9 Term 4
Interactive Lessons
Shape
Shape
Interactive Lessons

Area of Circles Problems

The lesson is intended to consolidate applying the area of circle formula to solve complex problems.  To extend ...
GCSE / Year 9 Term 1
Interactive Lessons
Shape
Shape
Interactive Lessons

Area of Circles

Students are guided though the derivation of the Area of a Circle formula by approximating a circle from its sec...
GCSE / Year 9 Term 1
Interactive Lessons
Handling Data
Handling Data
Interactive Lessons

Plotting Time Series

To plot a time series at GCSE students are taught to choose suitable axes from the data available and recognise ...
GCSE / Year 9 Term 3
Interactive Lessons
Handling Data
Handling Data
Interactive Lessons

Drawing Pie Charts

To plot pie charts at GCSE students are taught to calculate a fraction of the circle using the frequency and sam...
GCSE / Year 9 Term 3
Interactive Lessons
Handling Data
Handling Data
Interactive Lessons

Drawing Pictograms

To plot and interpret pictograms at GCSE students are taught to identify and recognise the value of a key.  As l...
GCSE / Year 9 Term 1
Interactive Lessons
Handling Data
Handling Data
Interactive Lessons

Interpreting Pie Charts

To interpret pie charts at GCSE students are taught to use equivalent ratios by identifying a common frequency a...
GCSE / Year 9 Term 3
Interactive Lessons
Handling Data
Handling Data
Interactive Lessons

Frequency Diagrams and Polygons

To plot frequency polygons at GCSE students learn how to choose suitable axes depending on the categorical data ...
GCSE / Year 9 Term 3
Interactive Lessons
Handling Data
Handling Data
Interactive Lessons

Cumulative Frequency Graphs

To plot cumulative frequency graphs students are taught to find the cumulative frequency from grouped data table...
GCSE / Year 9 Term 3
Interactive Lessons
Handling Data
Handling Data
Interactive Lessons

Drawing Bar Charts

To plot bar charts at GCSE students learn how to choose suitable axes depending on the categorical data and freq...
GCSE / Year 9 Term 1
Interactive Lessons
Number
Number
Interactive Lessons

Addition and Subtraction with Integers

Students learn how to add and subtract with integers using the column method.  By using the place value table st...
GCSE / Year 9 Term 1
Interactive Lessons
Number
Number
Interactive Lessons

Using Calculator Efficiently

The start of the lesson reviews basic calculator operation using the order of operations and place value to calc...
GCSE / Year 9 Term 1
Interactive Lessons

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Mr Mathematics Blog

Calculating the Volume of a Pyramid

March 10, 2019
When calculating the volume of a pyramid we can substitute the values of the length, width and perpendicular height into the formula V = 1/3 lwh.  In my experience this is often provided for the students with little explanation as to why a volume of a pyramid is exactly one third the volume of a […]

Solving 3D Problems using Trigonometry

March 4, 2019
When teaching solving 3D problems using trigonometry we begin the lesson with a recap of Pythagoras’ Theorem and the three trigonometric ratios.  We do this by matching the ratio and equations to the respective right-angled triangle.   Students are encouraged to work in pairs and to show the diagrams as part of the working out on […]

Rounding to a significant figure

January 29, 2019
When I teach rounding to a significant figure, I ask the class to discuss in pairs or small groups a definition for the word significant.  It is a word that all the students have heard before but not all are able to define. After 2 or 3 minutes of conversation I ask the students to […]