# Perimeter of polygons and compound shapes

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

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 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

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 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

# 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.

Quiz:

# Perimeter of polygons and compound shapes

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

Q1.Find the perimeter of the compound shape.

1/3

Q2.Find the perimeter of the compound shape.

2/3

Q3.Find the perimeter of the compound shape.

3/3

Quiz:

# Perimeter of polygons and compound shapes

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

Q1.Find the perimeter of the compound shape.

1/3

Q2.Find the perimeter of the compound shape.

2/3

Q3.Find the perimeter of the compound shape.

3/3

# Lesson summary: Perimeter of polygons and compound shapes

## Time to move!

Did you know that exercise helps your concentration and ability to learn?

For 5 mins...

Move around:
Climb stairs

On the spot:
Chair yoga