Area and Circumference

Front

What is the diameter?

Back

16

Front

A DVD has a diameter of 15 millimeters. Which equation would help you determine the circumference?

Back

c = 15π

Front

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

Back

Radius

Front

Find the area of the circle

Back

153.86

Front

Area of circle?

Back

113.1

Front

Circumference of a circle = 25.12 inches. Find the diameter. Use π = 3.14.

Back

8 in.

Front

What is the area of a circle?

Back

The space inside the circle.

Front

How do you find the radius?

Back

d/2

Front

What is the distance around a cookie with a radius of 5 inches?

Back

31.4 in

Front

Diameter of a bowl is 14 cm. What is the distance around the bowl?

Back

43.98 cm