Mastering Circle Area & Circumference: Problem Solving Skills

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

• 78.5 square meters

• 50 square meters

• 31.4 square meters

• 100 square meters

Tags

CCSS.7.G.B.4

If the circumference of a circular track is 31.4 meters, what is the radius of the track? (Use π = 3.14)

• 7 meters

• 3 meters

• 10 meters

• 5 meters

Tags

CCSS.7.G.B.4

A pizza has a diameter of 12 inches. What is the area of the pizza? (Use π = 3.14)

• 150.72 square inches

• 113.04 cubic inches

• 113.04 square inches

• 78.54 square inches

Tags

CCSS.7.G.B.4

A circular swimming pool has a radius of 7 feet. How much water (in square feet) is needed to cover the pool? (Use π = 3.14)

• 200 square feet

• 50 square feet

• 153.86 square feet

• 100 square feet

Tags

CCSS.7.G.B.4

The circumference of a hula hoop is 18.84 inches. What is the diameter of the hula hoop? (Use π = 3.14)

• 5 inches

• 6 inches

• 8 inches

• 7 inches

Tags

CCSS.7.G.B.4

A round table has a radius of 2 feet. How much tablecloth is needed to cover the top of the table? (Use π = 3.14)

• 12.56 square feet

• 10.24 square feet

• 15.70 square feet

• 8.00 square feet

Tags

CCSS.7.G.B.4

If a circular fountain has an area of 78.5 square feet, what is its radius? (Use π = 3.14)

• 10 feet

• 3 feet

• 5 feet

• 7 feet

Tags

CCSS.7.G.B.4

A circular track has a diameter of 10 meters. What is the circumference of the track? (Use π = 3.14)

• 15.7 meters

• 25.6 meters

• 31.4 meters

• 20 meters

Tags

CCSS.7.G.B.4

A circular pizza has a radius of 8 inches. How much area does the pizza cover? (Use π = 3.14)

• 100.48 square inches

• 200.96 square inches

• 150.72 square inches

• 250.24 square inches

Tags

CCSS.7.G.B.4

If a circular garden has a circumference of 62.8 meters, what is the area of the garden? (Use π = 3.14)

• 400 square meters

• 250 square meters

• 314 square meters

• 200 square meters

Tags

CCSS.7.G.B.4