Circumference

What is the radius of a circle that has a circumference of 80 feet?

• 25.47 Feet

• 12.74 Feet

• 3.14 Feet

• 40 Feet

If you are given the circumference of a circle, how do you find the diameter of the circle?

What does "circumference" mean?

• Space a circle takes up

• Distance around a circle

• Line from one side of a circle to another

• Line from center of circle to side

Serena drew a circle with a circumference of 157 centimeters.  What is the approximate diameter of the circle she drew?

• 57 cm

• 15.7 cm

• 50 cm

• 25 cm

A cruise ship has a large, circular window. It has a diameter of 6 meters. What is the window's approximate circumference?

• 3 m 

• 9.42 m

• 12 m

• 18.84 m

Determine the radius of the penny

• 59.66 mm

• 9.5 mm

• 38 mm

• 119.32 mm

Find the circumference with a radius of 10 cm. Use 3.14 for pi.

• 68.4 cm

• 62.8 cm

• 65.3 cm

• 72.2 cm

Find the circumference with a radius of 5.8 cm. Use 3.14 for pi.

• 37 cm

• 38.3 cm

• 36.4 cm

• 42.7 cm

Find the circumference with a diameter of 6.8 m. Use 3.14 for pi.

• 22.7 m

• 31.5 m

• 21.4 m

• 25.8 m

Find the circumference with the a radius of 8 cm. Use 3.14 for pi.

• 51.8 cm

• 22.2 cm

• 17.8 cm

• 50.2 cm