Area of a circle

In this lesson, you will learn to calculate the area of a circle

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

Question 5

Q1.Pi is approximately...

1/5

Q2.If a circle has radius 5, then the circumference is approximately...

2/5

Q3.Find the perimeter of a.

3/5

Q4.Find the perimeter of b.

4/5

Q5.Find the perimeter of c.

5/5

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

Question 5

Q1.Pi is approximately...

1/5

Q2.If a circle has radius 5, then the circumference is approximately...

2/5

Q3.Find the perimeter of a.

3/5

Q4.Find the perimeter of b.

4/5

Q5.Find the perimeter of c.

5/5

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 a circle

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

Question 1

Question 2

Question 3

Question 4

Question 5

Q1.What is the area of circle a?

1/5

Q2.What is the area of circle b?

2/5

Q3.What is the area of circle c?

3/5

Q4.What is the area of a circle with radius of 12?

4/5

Q5.What is the area of a circle with a diameter of 6?

5/5

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 a circle

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

Question 1

Question 2

Question 3

Question 4

Question 5

Q1.What is the area of circle a?

1/5

Q2.What is the area of circle b?

2/5

Q3.What is the area of circle c?

3/5

Q4.What is the area of a circle with radius of 12?

4/5

Q5.What is the area of a circle with a diameter of 6?

5/5

Lesson summary: Area of a circle

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The next lesson in Circles is "Finding a formula"

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