Circumference and Area of Circles

Front

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

Back

Radius

Front

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

Back

Diameter

Front

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

Back

20ft

Front

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

Back

9.5 inches

Front

What is the distance around a circle?

Back

Circumference

Front

What is the circumference of this circle? Options: 3.14 cm, 37.68 cm, 24 cm, 68.4 cm

Back

37.68 cm

Front

Find the circumference

Back

87.96 in

Front

Find the circumference of the circle.

Back

21.98 cm

Front

Find the area of the circle.

Back

28.26 cm

Front

Find the area of the circle

Back

254.34