Free Printable Pi and Circumference HW

Worksheets

Name

Class

Date

What is the definition of pi?

Circumference / Diameter

Diameter / Circumference

If my radius is 10ft, what is my diameter?

20ft

5ft

31.4ft

62.8ft

If my diameter is 19 inches, what is my radius?

38 inches

9.5 inches

59.66 inches

119.32 inches

What is the circumference of this circle? (click text to see pic)

3.14 cm

37.68 cm

75.36 cm

A circular swimming pool is 11 feet in radius. How many feet will I walk if I walk around the edge of the pool?

11 ft

34.54 ft

69.08 ft

22 ft

The circumference of a circle is 50.24 m. What is the diameter?

16 m

157.7536 m

8 m

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