# Shape

Showing 17–32 of 166 results

# Shape

## Finding any length of a Right-Angled Triangle

Key stage 3 mathematics for using Pythagoras' Theorem to calculate any length of a right-angled triangle.   Lea...

## Finding the Area of a Circle

Students learn how a circle can be formed into a parallelogram and rectangle so the area is derived as A =πr2.  ...

## Finding the Area of a Rectangle

Students learn about finding the area of a rectangle.  They progress from counting the squares inside and multip...

## Finding the Area of a Triangle

Students practice finding the area of a triangle.  As the lesson progresses students learn how to use the formul...

## Finding the Circumference of a Circle

Students learn about finding the circumference of a circle as a multiple of π and as a decimal correct to 3 sign...

## Finding the Original Amount – Percentage Changes

Students learn how to calculate the original amount after a simple percentage change.  Learning progresses from ...

## How to perform rotations about a Centre

Students learn how to rotate an object on a grid using a centre, direction and amount of turn.  As learning prog...

## Interior Angles of Polygons

Students learn how to calculate interior angles of polygons.  Learning progresses from finding an interior angle...

## Introducing Angles in a Quadrilateral

Students are introduced to angles in a quadrilateral by investigating how they are formed from two triangles.  M...

## Introducing Angles in a Triangle

Building on angles on a straight line and vertically opposite angles students are taught why angles in a triangl...

## Introducing Angles on a Straight Line

Using angles on a straight line have a sum of 180° students learn how to calculate missing angles and set up and...

## Lengths in Right-Angled Triangles

Students learn how to use Pythagoras' Theorem to calculate missing lengths in right-angled triangles.    As lea...

## Measuring and Naming Angles

Students learn about the different types of angles and how to measure them to within one degree.  As learning pr...

## Metric Units of Area and Volume

Students learn how to convert between metric units of area and volume using diagrams and proportional reasoning....

## Perimeter of Complex Shapes

Students learn how to find the perimeter of complex shapes.  Learning progresses from counting the distance arou...

## Perpendicular Bisectors and Equidistant Paths

Students learn how to construct a perpendicular bisector and equidistant path using a pair of compasses and rule...

### Mr Mathematics Blog

#### Problem Solving Maths Lessons

Four new problem solving lessons to develop student's mathematical reasoning and communication skills.

#### Teaching in a Bubble

Practical tips and advice for preparing to teach in year group bubbles.

#### Problem Solving – Perimeter and Area

Students are challenged to apply the rules of arithmetic to a series of real-life, functional problems.