Calculate the perimeter of composite shapes

In this lesson, we will learn how to calculate the perimeter of composite shapes.

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Intro quiz - Recap from previous lesson

Before we start this lesson, let’s see what you can remember from this topic. Here’s a quick quiz!

Question 1

Question 2

Question 3

Question 4

Q1.What is the perimeter of this shape?

1/4

Q2.What is a composite shape?

2/4

Q3.The perimeter of a regular octagon is 88 mm. How long is each side?

3/4

Q4.What is the perimeter of the shape below?

4/4

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Intro quiz - Recap from previous lesson

Before we start this lesson, let’s see what you can remember from this topic. Here’s a quick quiz!

Question 1

Question 2

Question 3

Question 4

Q1.What is the perimeter of this shape?

1/4

Q2.What is a composite shape?

2/4

Q3.The perimeter of a regular octagon is 88 mm. How long is each side?

3/4

Q4.What is the perimeter of the shape below?

4/4

Video

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Worksheet

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Lesson summary: Calculate the perimeter of composite shapes

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