Circle Worksheet

1 a.

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r = 2.9 cm

Calculate the area of the circle.

 

 

1 b.

r = 5 mm

Calculate the area of the circle.

 

 

2 a.

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r = 7.7 in

Calculate the circumference of the circle.

 

 

2 b.

d = 7 ft

Calculate the circumference of the circle.

 

 

3 a.

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d = 3.3 ft

Calculate the area of the circle.

 

 

3 b.

d = 1.7 mm

Calculate the area of the circle.

 

 

Page 2

Answer Key

Answers are rounded to 2 decimals.

1 a.  26.41 cm2
1 b.  78.5 mm2
2 a.  48.36 in
2 b.  21.98 ft
3 a.  8.55 ft2
3 b.  2.27 mm2


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