Review: Unit 13 - Circles (Part 1)

Find the area of the circle with a radius of 11.2 yd. Use your calculator's value of π. Round your answer to the nearest tenth.

• 394.8 yd²

• 394.6 yd²

• 395.8 yd²

• 395.6 yd²

Find the area of the circle with a radius of 7 in. Use your calculator's value of π. Round your answer to the nearest tenth.

• 153.9 square inches

• 154.0 square inches

• 153.8 square inches

• 154.1 square inches

Find the area of the circle with a diameter of 28 mi. Use your calculator's value of π. Round your answer to the nearest tenth.

• 615.8 square miles

• 616.0 square miles

• 615.6 square miles

• 616.2 square miles

Find the area of the circle with a radius of 9.4 in. Use your calculator's value of π. Round your answer to the nearest tenth.

• 277.2 square inches

• 276.5 square inches

• 278.5 square inches

• 280.0 square inches

Find the circumference of the circle with a radius of 9 in. Use your calculator's value of π. Round your answer to the nearest tenth.

• 56.5 in

• 56.6 in

• 56.7 in

• 56.8 in

Find the circumference of the circle with a radius of 10 m. Use your calculator's value of π. Round your answer to the nearest tenth.

• 31.4 m

• 62.8 m

• 78.5 m

• 94.2 m

Find the circumference of the circle with a radius of 19.4 yd. Use your calculator's value of π. Round your answer to the nearest tenth.

• 121.8 yd

• 122.0 yd

• 121.9 yd

• 122.1 yd

Find the circumference of the circle with a radius of 19.6 ft. Use your calculator's value of π. Round your answer to the nearest tenth.

• 122.9 ft

• 123.0 ft

• 123.1 ft

• 123.2 ft

Find the diameter of the circle with a circumference of 50.3 ft. Use your calculator's value of π. Round your answer to the nearest tenth.

• 16.0 ft

• 16.1 ft

• 16.2 ft

• 16.3 ft

Find the diameter of the circle with a circumference of 31.4 in. Use your calculator's value of π. Round your answer to the nearest tenth.

• 10.0 in

• 5.0 in

• 15.0 in

• 20.0 in