Circle Worksheet

1 a.

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r = 3.8 mm

Calculate the diameter of the circle.

 

 

1 b.

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r = 9.5 cm

Calculate the diameter of the circle.

 

 

2 a.

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d = 3.1 in

Calculate the radius of the circle.

 

 

2 b.

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d = 1.8 m

Calculate the radius of the circle.

 

 

3 a.

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d = 6.2 m

Calculate the radius of the circle.

 

 

3 b.

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r = 6.6 m

Calculate the diameter of the circle.

 

 

Page 2

Answer Key

Answers are rounded to 2 decimals.

1 a.  7.6 mm
1 b.  19 cm
2 a.  1.55 in
2 b.  0.9 m
3 a.  3.1 m
3 b.  13.2 m


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