Radius
Diameter
Circumference
Area
Circumference and Area word problems
100

The diameter is 10

What is 5?

100

The radius is 8

What is 16?

100

The diameter of the circle is 10

What is 31.4?

100

The radius of the circle is 3

What is 28.26?

100

A pizza has a diameter of 8 inches. Find the area.

The pizza has an area of 50.25 square inches.

200

The diameter is 22

What is 11?

200

The radius of the circle is 20

What is 40?

200

The radius of the circle is 25

What is 157?

200

The diameter of the circle is 20

What is 314?

200

You need to run around a circular track. The radius of 20 feet. How far will you run?

You will run 125.6 feet.

300

The diameter is 122

What is 61?
300

The radius of the circle is 10.5

What is 21?

300

The radius of the circle is 3.5

What is 21.98?

300

The diameter of the circle is 80

What is 5024?

300

A circular patio being made with concrete. The radius of 7 feet. How much concrete is need to fill the patio? i

The patio needs 153.86 square feet of concrete.