Circle Worksheet

1 a.

C = 4.2 mm

Calculate the radius of the circle.

 

 

 

 

 

 

 

1 b.

C = 3.2 mm

Calculate the diameter of the circle.

 

 

 

 

 

 

 

2 a.

C = 5.4 cm

Calculate the area of the circle.

 

 

 

 

 

 

 

2 b.

C = 2.5 mm

Calculate the area of the circle.

 

 

 

 

 

 

 

Page 2

Answer Key

Answers are rounded to 2 decimals.

1 a.  0.67 mm
1 b.  1.02 mm
2 a.  2.32 cm2
2 b.  0.5 mm2


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