Circle Worksheet

1 a.

r = 5.5 in

Calculate the area of the circle.

 

 

1 b.

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r = 9 mm

Calculate the circumference of the circle.

 

 

2 a.

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d = 5.1 in

Calculate the area of the circle.

 

 

2 b.

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r = 4 in

Calculate the area of the circle.

 

 

3 a.

d = 3.2 in

Calculate the circumference of the circle.

 

 

3 b.

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r = 2.9 yd

Calculate the circumference of the circle.

 

 

Page 2

Answer Key

Answers are rounded to 2 decimals.

1 a.  94.99 in2
1 b.  56.52 mm
2 a.  20.42 in2
2 b.  50.24 in2
3 a.  10.05 in
3 b.  18.21 yd


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