Circles - Area and Circumference

Front

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

Back

16

Front

A DVD has a diameter of 15 millimeters. Which equation would help you determine the circumference? Options: c = 15π, C = 2π15, c = 15 ÷ π, c = 15 π

Back

c = 15π

Front

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

Back

Radius

Front

What is the diameter?

Back

16

Front

Find the area of the circle

Back

153.86

Front

What is the area of this circle?

Back

1134.11

Front

Area of a circle with given options: 1385.44, 2142.12, 5541.77, 1289.12

Back

1385.44

Front

What is the area of this circle?

Back

113.1

Front

What is the area of this semicircle?

Back

None of the above

Front

Jayne has a circular lollipop with a circumference of 25.12 inches. What is the diameter? Use π = 3.14. Options: 4 in., 8 in., 12 in., 16 in.

Back

8 in.