circumference

Front

What is the circumference of a circle?

Back

the distance around a circle

Front

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

Back

C = 2πr

Front

What number represents π?

Back

3.14

Front

Radius of a round photo frame is 9 cm. What is the photo frame’s diameter?

Back

18 cm

Front

Radius of a cookie is 5 inches. What is the cookie’s circumference?

Back

31.4 in

Front

What is the circumference of a circle with a diameter of 19.1 ft?

Back

60.00 ft

Front

What is the circumference of this circle? Options: 3.14 cm, 37.7 cm, 24 cm, 68.4 cm

Back

37.7 cm

Front

A wrestling mat's circle has a radius of 11 ft. What is the circumference of the circle?

Back

69.1 ft

Front

A circle has a circumference of 94.2 feet. What is the radius of the circle?

Back

15

Front

What is the distance around this circle? Options: 28.82 cm, 23.18 cm, 11.22 cm, 21.98 cm, 31.19 cm

Back

21.98 cm