Area of Circles

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

Tags

CCSS.7.G.B.4

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

Tags

CCSS.7.G.B.4

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

Tags

CCSS.7.G.B.4

A storm is expected to hit 7 mi in every direction from a small town. What is the area that the storm will affect?

Tags

CCSS.7.G.B.4

Steven purchases a bowl. The diameter of the

bowl is 14 cm. What is the area of the

bowl? (DO NOT put any labels)

Tags

CCSS.7.G.B.4

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)

Tags

CCSS.7.G.B.4

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

• 66cm

• 78.5cm

• 66.5cm

• 10m

Tags

CCSS.7.G.B.4

What is the area of this circle?

• 62.59 cm²

• 113.1 cm²

• 19.81 cm²

• 28.26 cm²

Tags

CCSS.7.G.B.4

What is the area of this circle?
d = 8cm

• 16π

• 8π

• 4π

• 36π

Tags

CCSS.7.G.B.4

A clock face has a diameter of 10 inches. What is the approximate area of the clock face in square inches?

• 314 in²

• 31.4 in²

• 7.85 in²

• 78.5 in²

Tags

CCSS.7.G.B.4