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Area of Circle
Circumference of Circle
100

Find the radius of the circle if the diameter is 56cm

What is 28cm?

100

The area of a circle if the radius is 5in

What is 78.5 inches^2?

100

The circumference of a circle if the diameter is 8cm

What is 25.12cm?

200

Find the circumference of a circle with a diameter of 11mm.

What is 34.54mm?

200

Find the area of a circle if the radius is 19 cm.

What is 1133.54cm^2?

200
Find the circumference of a 12in pizza.
What is 37.68in?
300

Find the radius if the diameter is 75.5in.

What is 37.75in?

300

Find the area of a circle if the diameter is 42mm.

What is 1384.74 mm^2?

300
Find the circumference of a circle with the radius of 23mm.
What is 144.44mm?
400

Find the area of a circle if the radius is 10in.

What is 314 in^2?

400

Find the area of a circle if the radius is 57 in.

What is 10,201.86 in^2?

400

Find the circumference of a circle if the diameter is 314.2cm.

What is 986.588 cm?

500

Find the diameter of a circle if the circumference is 21.98cm.

What is 7cm?

500

Find the radius of a circle with an area of 200.96 square feet.

What is 8 feet?

500
Find the diameter of a wheel on a truck if the distance around it is 9.42ft.
What is 3ft?