Jonathan Mifsud
February 23, 2021
1:33 pm
This Lesson Was Contributed By:
The Mathematics Department
This Lesson is For:
Lesson Duration:
80 mins.
What Should You Expect From This Lesson?
At the end of this lesson you will be able to: [1] Find the area of composite shapes: dividing them into simple shapes including circles. [2] Find the length of arc and area of sector as fractions of a circle.
How To Carry Out This Lesson At Home:
Lesson [1]
Find the area of composite shapes: dividing them into simple shapes including circles.
Watch the following video:
1. Area of composite shapes: https://www.youtube.com/watch?v=qiTmz3UtUiY
2. Area of composite shapes: https://www.youtube.com/watch?v=oUxVpmrRZCk
Suggested Practice: Circles (Part 2) Worksheet 1 (document attached in the resources section)
Check your answers – Circle (Part 2) Worksheet 1 Answer sheet (document attached in the resources section)
Lesson [2]
Find the length of arc and area of sector as fractions of a circle.
Watch the following video:
1. How to work the length of an arc?: https://www.youtube.com/watch?v=v-ZV_jMumFE
2. Working the length of arc: https://www.youtube.com/watch?v=XGhc_4ilUko
3. How to work the area of a sector?: https://www.youtube.com/watch?v=7f9_U85_YX4
4. Working the area of sector: https://www.youtube.com/watch?v=jmFw7xZNZ_I&t=1s
Suggested Practice: Circles (Part 2) Worksheet 2 (document attached in the resources section)
Check your answers – Circles (Part 2) Worksheet 2 Answer sheet (document attached in the resources section)
