Circles

Front

Circumference

Back

The distance around a circle.

Front

What is the area of a circle?

Back

The space inside the circle.

Front

What is the formula for circumference of a circle given the diameter? Options: C = π r, C = 2 π r, C = π d, C = 2 π d

Back

C = π d

Front

Which segment is the diameter? Options: AC, BD, LM, CE

Back

BD

Front

Which segment is a radius? Options: LM, DC, BD, ML

Back

DC

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

Find the area of the circle.

Back

153.86

Front

Find the area of the circle with radius 3 cm.

Back

28.26 cm²

Front

What is the area of this circle?

Back

1134.11