Exploring Area & Circumference: Radius and Diameter Fun

A circular garden has a radius of 4 meters. What is the area of the garden?

• 16π square meters

• 8π square meters

• 12π square meters

• 20π square meters

If the diameter of a pizza is 12 inches, what is the circumference of the pizza?

• 31.42 inches

• 40.84 inches

• 25.12 inches

• 37.68 inches

A round swimming pool has a radius of 5 feet. How much space does the water cover in the pool?

• 30π square feet

• 20π square feet

• 15π square feet

• 25π square feet

The diameter of a hula hoop is 3 feet. What is the area of the circle formed by the hula hoop?

• Approximately 9.42 square feet

• Approximately 7.07 square feet

• Approximately 3.14 square feet

• Approximately 12.56 square feet

A circular track has a radius of 10 meters. What is the circumference of the track?

• 78.54 meters

• 62.83 meters

• 31.42 meters

• 50.24 meters

If a circular table has a diameter of 6 feet, what is the area of the tabletop?

• 3π square feet

• 12π square feet

• 9π square feet

• 18 square feet

A circular fountain has a radius of 7 meters. How much area does the fountain occupy?

• 49π square meters

• 21π square meters

• 28π square meters

• 14π square meters

The diameter of a round cake is 8 inches. What is the circumference of the cake?

• 30.14 inches

• 20 inches

• 15.7 inches

• 25.13 inches

A circular flower bed has a radius of 2 meters. What is the area of the flower bed?

• 8π square meters

• 2π square meters

• 4π square meters

• π square meters

If a circular pond has a diameter of 14 feet, what is the area of the pond?

• 28π square feet

• 14π square feet

• 49π square feet

• 100π square feet