7th Grade Quiz: Area & Circumference of Circles

A circular garden has a radius of 5 meters. What is the area of the garden?

• 20π square meters

• 30π square meters

• 25π square meters

• 15π square meters

A pizza has a diameter of 12 inches. What is the circumference of the pizza?

• 25.12 inches

• 40.84 inches

• 37.68 inches

• 31.42 inches

A circular swimming pool has a radius of 10 feet. How much water (in square feet) can it hold if it is filled to a depth of 2 feet?

• 500 cubic feet

• 628 cubic feet

• 785 cubic feet

• 400 cubic feet

A round table has a circumference of 31.4 inches. What is the radius of the table?

• 7 inches

• 6 inches

• 5 inches

• 4 inches

A bicycle wheel has a diameter of 26 inches. How far does the bicycle travel in one complete rotation of the wheel?

• 65 inches

• 100 inches

• 50 inches

• Approximately 81.68 inches

A circular track has a radius of 20 meters. What is the area of the track?

• 500π square meters

• 400π square meters

• 250 square meters

• 300π square meters

A hula hoop has a circumference of 62.8 inches. What is the area of the hula hoop?

• 314 square inches

• 400 square inches

• 150 square inches

• 200 square inches

A circular fountain has a radius of 3 meters. How much space does it occupy?

• Approximately 28.27 square meters

• Approximately 31.42 square meters

• Approximately 12.56 square meters

• Approximately 18.84 square meters

A round cake has a diameter of 8 inches. What is the area of the cake?

• 12π square inches

• 16π square inches

• 32π square inches

• 8π square inches

A circular pond has a circumference of 62.8 feet. What is the radius of the pond?

• 5 feet

• 15 feet

• 10 feet

• 20 feet