Area of compound shapes

In this lesson, students will find the area of compound shapes by dividing the shape up into simpler more easily recognisable shapes and finding the sum of their parts.

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!

Q1.Work out the area of the trapezium.

1/3

Q2.Work out the area of the trapezium.

2/3

Q3.Which of the following dimensions of a triangle have the same area as the trapezium in the diagram?

3/3

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!

Q1.Work out the area of the trapezium.

1/3

Q2.Work out the area of the trapezium.

2/3

Q3.Which of the following dimensions of a triangle have the same area as the trapezium in the diagram?

3/3

Video

Click on the play button to start the video. If your teacher asks you to pause the video and look at the worksheet you should:

  • Click "Close Video"
  • Click "Next" to view the activity

Your video will re-appear on the next page, and will stay paused in the right place.

Worksheet

These slides will take you through some tasks for the lesson. If you need to re-play the video, click the ‘Resume Video’ icon. If you are asked to add answers to the slides, first download or print out the worksheet. Once you have finished all the tasks, click ‘Next’ below.

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:

Area of compound shapes

Don’t worry if you get a question wrong! Forgetting is an important step in learning. We will recap next lesson.

Q1.Work out the area of the compound shape.

1/3

Q2.Work out the area of the compound shape.

2/3

Q3.The area of the compound shape is shown. Find the length of the side labelled x.

3/3

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:

Area of compound shapes

Don’t worry if you get a question wrong! Forgetting is an important step in learning. We will recap next lesson.

Q1.Work out the area of the compound shape.

1/3

Q2.Work out the area of the compound shape.

2/3

Q3.The area of the compound shape is shown. Find the length of the side labelled x.

3/3

Lesson summary: Area of compound shapes

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