# Find the length of an arc on a semicircle and quarter circle and the perimeter of a semicircle and quarter circle

Find the length of an arc on a semicircle and quarter circle and the perimeter of a semicircle and quarter circle

# 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.

# Lesson summary: Find the length of an arc on a semicircle and quarter circle and the perimeter of a semicircle and quarter circle

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## 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:

Dance