Area of Circles and Semi-Circles

Find the area of the circle.

• 56.52 in.²

• 254.34 in.²

• 1017.36 in.²

• 113.04 in.²

What is the area of a circle with the diameter of 10cm ?

• 66 cm²

• 78.5 cm²

• 66.5 cm²

• 314 cm²

Find the area of the circle below.

• 113.04 cm²

• 225 cm²

• 9 cm²

• 28.26 cm²

A cruise ship has a large, circular window. It has a diameter of 15 meters. What is the window's area?

• 47.1 m²

• 706.5 m²

• 23.55 m²

• 176.625 m²

Ms. Catall is using a compass to find her way out of the woods. The compass has a radius of 2.75 centimeters. What is the compass's area?

• 8.635 cm²

• 17.27 cm²

• 23.74625 cm²

• 15.125 cm²

The diameter of the face-off circle on an ice-hockey rink is 30 feet. Find its area.

• 675.6 ft²

• 2826 ft²

• 545.8 ft²

• 706.5 ft²

A clock face has a diameter of 19 inches. What is the approximate area of the clock face in square inches?

• 59.66 in²

• 1133.54 in²

• 29.83 in²

• 283.385 in²

Greg's dining room table is round and has a radius of 5.5 feet. What is the tabletop's area?

• 94.985 ft²

• 17.27 ft²

• 34.54 ft²

• 379.94 ft²

Mr. Burkett ordered a large pizza from Pizza Hut. The large pizza is made in a pan that measures 13 inches in diameter. What is the area of the pizza? (Just put your answer, do not round, and do not put the units!)

Marisa purchases a pot for her father's garden. The diameter of the bottom of the pot is 18 cm. What is the area of the pot's bottom? (Round to the nearest hundredth. DO NOT put any labels)