Circle Math

• 62.8 feet

• 31.4 feet

• 94.2 feet

• 10 feet

• 47.1 meters

• 94.2 meters

• 30 meters

• 60 meters

The diameter of a circular clock is 12 inches. What is the clock's radius?

• 6 inches

• 12 inches

• 24 inches

• 3 inches

• 14 inches

• 7 inches

• 22 inches

• 28 inches

If a circular pond has a radius of 9 meters, what is its diameter?

• 18 meters

• 9 meters

• 27 meters

• 36 meters

• 12.5 cm

• 25 cm

• 6.25 cm

• 50 cm

• 314 meters

• 157 meters

• 628 meters

• 50 meters

If a bicycle wheel has a radius of 14 inches, what is the diameter of the wheel?

• 7 inches

• 28 inches

• 42 inches

• 14 inches

• 20 cm

• 31.4 cm

• 10 cm

• 40 cm

• 2 meters

• 1 meter

• 0.5 meters

• 4 meters