Circle Areas: Discovering Properties and Measurements

A circular garden has a radius of 5 meters. What is the area of the garden in square meters? (Use π = 3.14)

• 31.4 square meters

• 100 square meters

• 50 square meters

• 78.5 square meters

Tags

CCSS.7.G.B.4

If a pizza has a diameter of 12 inches, what is the area of the pizza? (Use π = 3.14)

• 78.54 square inches

• 150.72 square inches

• 94.25 square inches

• 113.04 square inches

Tags

CCSS.7.G.B.4

A circular swimming pool has a radius of 10 feet. How many square feet of water are needed to fill the pool? (Use π = 3.14)

• 314 square feet

• 400 square feet

• 250 square feet

• 3140 square feet

Tags

CCSS.7.G.B.4

A round table has a radius of 1.5 meters. What is the area of the table in square meters? (Use π = 3.14)

• 9.42

• 6.28

• 3.14

• 7.065

Tags

CCSS.7.G.B.4

If a circular track has a circumference of 62.8 meters, what is the area of the track? (Use π = 3.14 and find the radius first)

• 150 square meters

• 200 square meters

• 250 square meters

• 314 square meters

Tags

CCSS.7.G.B.4

A circular flower bed has a diameter of 4 feet. What is the area of the flower bed in square feet? (Use π = 3.14)

• 6.28 square feet

• 25.12 square feet

• 3.14 square feet

• 12.56 square feet

Tags

CCSS.7.G.B.4

A wheel has a radius of 0.5 meters. What is the area of the wheel in square meters? (Use π = 3.14)

• 1.57

• 3.14

• 0.785

• 0.25

Tags

CCSS.7.G.B.4

If a circular pond has an area of 78.5 square meters, what is the radius of the pond? (Use π = 3.14)

• 5 meters

• 3 meters

• 7 meters

• 10 meters

Tags

CCSS.7.G.B.4

A circular cake has a radius of 6 inches. How much frosting is needed to cover the top of the cake? (Use π = 3.14)

• 78.5 square inches

• 150.72 square inches

• 113.04 cubic inches

• 113.04 square inches

A circular playground has a radius of 20 meters. What is the area of the playground in square meters? (Use π = 3.14)

• 1256

• 400

• 125

• 1000

Tags

CCSS.7.G.B.4