Parts of a Circle and Circumference Review

Front

Is the red line a radius or diameter of the circle?

Back

Radius

Front

What is the diameter? Options: 8, 16, 10, 4

Back

16

Front

What is the radius? Options: 18, 72, 38, 14

Back

18

Front

What is the diameter? Options: 5 in, 10 in, 3.14 in, 15.84 in

Back

10 in

Front

Is the red line a radius or diameter of the circle?

Back

Diameter

Front

The distance all the way across the circle, but through the center, is called the...

Back

diameter

Front

Circumference

Back

Distance around a circle

Front

Find the circumference (round to the nearest hundredth). Options: 1.62 cm, 2.51 cm, 5.02 cm, 50.24 cm

Back

5.02 cm

Front

Find the Circumference (round to nearest tenth):
radius = 15 yd

Back

94.2 yd

Front

Find the Circumference (round to nearest tenth):
diameter = 9 ft

Back

28.3 ft