Area and Circumference of Circles

Front

If my diameter is 19 inches, what is my radius?

Back

9.5 inches

Front

If my radius is 10ft, what is my diameter?

Back

20ft

Front

What is the distance around a circle?

Back

Circumference

Front

Determine the radius of the penny. Options: 59.66 mm, 9.5 mm, 38 mm, 119.32 mm

Back

9.5 mm

Front

What is the circumference of a 12-inch pizza?

Back

37.68 inches

Front

Find the circumference of the circular pool.

Back

43.96ft

Front

Find the circumference of the circle.

Back

75.36ft

Front

What does C represent in the formula: C = π·d?

Back

Circumference

Front

What does d represent in the formula: C = π·d?

Back

diameter

Front

What number represents π? Options: 31.4, 4.13, 3.14, 34.1

Back

3.14