Exponents
Circumference
Radius/Diameter
Random
Circumference 2
100

62

36

100
What is the circumference of a circle? 

It is the outside of the circle. 

100

What is the radius of the circle if the diameter is 10 in. 

5 in. 

100

54 x 8

432

100

Find the circumference with the diameter of 11 in. Use 3.14 for pi. 

34.54 in 

200

53

125

200

What is the estimated value of pi? 

3.14

200
What is the radius of the circle if the diameter is 32 cm? 

16 cm

200

105 x 7

735

200

Find the circumference of a circle with a diameter of 13 in. Use 3.14 for pi. 

40.82 in

300

24

16

300
What is the formula for the circumference of a circle? 

3.14 x diameter 

300

What is the diameter of a circle if the radius is 15 ft. 

Diameter = 30 ft

300

Find the perimeter of a rectangle with a height of 40 ft and the length 21 ft

122 ft 

300

Find the circumference of a circle with a radius of 5 ft. Use 3.14 for pi. 

31.4 ft

400

Write 9 x 9 x 9 x 9 x 9 as an exponent 

95

400

What is the diameter of a circle? 

The diameter is a line that goes through the center of the circle to both sides of the circle. 

400

What is the radius of the circle if the diameter is 54 cm. 

Radius = 27 cm

400

What is the area of a rectangle with height of 6 in and a length of 40 in. 

240 in2
400

Find the circumference of a circle with a radius of 14 cm. Use 3.14 for pi. 

615.44 cm 

500

76

117,649

500

What is the radius of a circle? 

The radius is the line that goes from the center of the circle to one side of the circle. 

500

What is the diameter of the circle if the radius is 23 m.

radius = 46 m
500

699 divided by 3

233

500

Find the circumference of a circle with a radius of 17 in. Use 3.14 for pi. 

106.76 in

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