Circle Worksheet

1 a.

d = 2.2 cm

Calculate the radius of the circle.

 

 

1 b.

r = 7.7 in

Calculate the diameter of the circle.

 

 

2 a.

||
r = 5.3 ft

Calculate the diameter of the circle.

 

 

2 b.

r = 2.8 cm

Calculate the diameter of the circle.

 

 

3 a.

r = 5.6 mm

Calculate the diameter of the circle.

 

 

3 b.

||
r = 9.9 ft

Calculate the diameter of the circle.

 

 

Page 2

Answer Key

Answers are rounded to 2 decimals.

1 a.  1.1 cm
1 b.  15.4 in
2 a.  10.6 ft
2 b.  5.6 cm
3 a.  11.2 mm
3 b.  19.8 ft


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