Circumference & Area Challenges for 6th Grade Learners

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

• 40.84 meters

• 31.42 meters

• 15.71 meters

• 25.00 meters

If a circular swimming pool has a diameter of 10 feet, what is its area? (Use π = 3.14)

• 31.4 square feet

• 50 square feet

• 100 square feet

• 78.5 square feet

A pizza has a radius of 8 inches. How much crust is there around the pizza if the crust is 1 inch wide?

• 16π square inches

• 20π square inches

• 12π square inches

• 17π square inches

A circular track has a circumference of 400 meters. What is the radius of the track? (Use π = 3.14)

• 50 meters

• 80 meters

• 100 meters

• 63.66 meters

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

• 2.25 square meters

• 3.14 square meters

• 1.00 square meters

• 1.77 square meters

A circular flower bed has a circumference of 31.4 feet. What is the radius of the flower bed?

• 10 feet

• 7 feet

• 5 feet

• 3 feet

A circular cake has a diameter of 12 inches. How much frosting is needed to cover the top? (Calculate the area)

• 113.1 square inches

• 94.2 square inches

• 78.5 square inches

• 150.8 square inches

If a circular pond has a radius of 4 meters, what is the total distance around the pond?

• 12 meters

• 16π meters

• 8 meters

• 8π meters

A circular rug has an area of 78.5 square feet. What is the radius of the rug? (Use π = 3.14)

• 6 feet

• 7 feet

• 4 feet

• 5 feet