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Back to AQA Circles, Sectors & Arcs (H) Home
​​Circles, Sectors & Arcs: Quiz 3

Part 1

Do not use a calculator for the following questions.

 

1) Find the exact area of the following circles. Give you answer in terms of π. 

a) radius of 5 cm

b) radius of 7 cm

c) diameter of 8 cm

d) diameter of 4 cm

 

2) Find the exact area of the following circles. Give you answer in terms of π. 

Picture
Picture

3) For the following sub-questions, we are given the area of the circle. What is the radius of the circle?

a) 9π cm2

b) 36π cm2

c) 25π cm2

d) 100π cm2

 

4) For the following sub-questions, we are given the area of the circle. What is the diameter of the circle?

a) 16π cm2

b) 64π cm2

c) 25π cm2

d) 81π cm2


Part 2

You may use a calculator for the questions in this part.

 

1) Find the area of the following circles. Give your answer to 3 significant figures.

a) radius of 10 cm

b) radius of 7 cm

c) diameter of 18 cm

d) diameter of 6 cm

e) radius of 11 cm

f) diameter of 11 cm

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