Find the radius or diameter given the area of a sector

Find the radius or diameter given the area of a sector

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.What is the area of the sector in terms of π?

1/3

Q2.What is the area of the sector to the nearest whole number?

2/3

Q3.What is the area of the sector to the nearest whole number?

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.What is the area of the sector in terms of π?

1/3

Q2.What is the area of the sector to the nearest whole number?

2/3

Q3.What is the area of the sector to the nearest whole number?

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:

Find the radius or diameter given the area of a sector

Find the radius or diameter given the area of a sector

Q1.What is the radius of the sector to three significant figures?

1/3

Q2.What is the diameter of the sector to three significant figures?

2/3

Q3.What is the radius of the sector to three significant figures?

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:

Find the radius or diameter given the area of a sector

Find the radius or diameter given the area of a sector

Q1.What is the radius of the sector to three significant figures?

1/3

Q2.What is the diameter of the sector to three significant figures?

2/3

Q3.What is the radius of the sector to three significant figures?

3/3

Lesson summary: Find the radius or diameter given the area of a sector

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Time to move!

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

For 5 mins...

Move around:
Jog

On the spot:
Dance

This was the final lesson in the unit Parts of circles 1 (Semi and quarter circles).

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