Area and circumference of circles | Baamboozle - Baamboozle

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What is the approximate value often used for pi?

3.14

Calculate the area of this shape

50.3 cm^2

What is the radius of a circle if the diameter is 30 inches?

15 inches

Calculate the circumference of this shape

31.4cm

Calculate the area of this shape

28.3cm^2

Calculate the circumference of this shape

C= 28.3 cm

The Jeep spare tire cover has a radius of 16 inches. What is the circumference of the cover?

100.53 inches

Calculate the area of this shape

A= 50.3 cm^2

Calculate the circumference of this shape

22.0cm

What is the diameter of a circle if the radius is 9 cm?

18 cm

Calculate the circumference of this shape

C = 28.26 cm

Calculate the area of this shape

78.5 cm^2

What is the radius of a circle when the diameter is 22 inches?

11 inches

What is the diameter of a circle when the radius is 5 inches?

10 inches

Calculate the circumference of this shape

18.8cm

The diameter of the window is 5 feet. What is its area?

19.634 ft^2