Comparing Areas Made of Circles

Mrs. Apple just bought a new dinning room table. She needs to make a table cloth for decoration. What amount of fabric should she buy if the table has a diameter of 5 feet? Choose the equation that would best help solve this problem.

• C = π5

• C = (2)(π)(2.5)

• A = π x 5 x 5

• A = π x 2.5 x 2.5

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

The largest cookie in the world has a diameter of 120 feet. What is the area of the cookie? (Just put your answer, do not round and do not put any units!)

Steven purchases a bowl. The diameter of the

bowl is 14 cm. What is the area of the

bowl? (DO NOT put any labels)

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)

A lawn sprinkler sprays water 5 ft in every direction as it rotates. What is the area of the sprinkled lawn?

Shring's dining room table is round and has a radius of 4.5 feet. What is the tabletop's area?

• 63.585 ft²

• 68.345 ft²

• 64.585 ft²

• 61.345 ft²

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

• 66cm

• 78.5cm

• 66.5cm

• 10m

What is the area of this circle?

• 62.59 cm²

• 113.1 cm²

• 19.81 cm²

• 28.26 cm²

what is the area of this semicircle ?
d = 8 cm 

• 100.48 cm²

• 80 cm²

• 200.96 cm²

• 25.12 cm²