Radius and Circumference: Real-Life Math Challenges

A circular garden has a diameter of 12 meters. What is the radius of the garden?

• 6 meters

• 10 meters

• 4 meters

• 8 meters

A pizza has a diameter of 16 inches. Calculate the radius of the pizza.

• 6 inches

• 8 inches

• 12 inches

• 10 inches

The diameter of a bicycle wheel is 26 inches. What is the radius of the wheel?

• 15 inches

• 14 inches

• 12 inches

• 13 inches

A round swimming pool has a diameter of 10 feet. Find the radius of the pool.

• 5 feet

• 8 feet

• 4 feet

• 6 feet

If a circular track has a diameter of 50 meters, what is the radius of the track?

• 40 meters

• 30 meters

• 20 meters

• 25 meters

A hula hoop has a diameter of 30 inches. What is the radius of the hula hoop?

• 10 inches

• 20 inches

• 25 inches

• 15 inches

The circumference of a circular table is 31.4 inches. What is the radius of the table?

• 4 inches

• 7 inches

• 5 inches

• 6 inches

A circular fountain has a diameter of 8 feet. Calculate the circumference using the radius.

• 8π feet

• 4π feet

• 16 feet

• 12 feet

If the radius of a circular cake is 5 inches, what is the diameter of the cake?

• 8 inches

• 15 inches

• 10 inches

• 12 inches

A circular pond has a radius of 7 meters. What is the circumference of the pond?

• Approximately 50.24 meters

• Approximately 43.98 meters

• Approximately 21.99 meters

• Approximately 31.42 meters