Applying Area and Circumference

Find the circumference of a circle with an area of 1,809.56 square centimeters.

• 17.0 cm

• 288.0 cm

• 150.8 cm

• 106.8 cm

what is the circumference of this circle ?

• 3.14 cm 

• 37.68 cm

• 24 cm

• 68.4 cm

What is the circumference?

• 36

• 18π

• 108π

• 36π

Find the area.

• 452.4m²

• 37.7m²

• 118.4m²

• 75.4m²

Find the area.

• 1017.9in²

• 88.8in²

• 28.3in²

• 254.5in²

Find the circumference.

• 81.7 m

• 32.0 m

• 64.1 m

• 40.9 m

A circular swimming pool is 21 feet in diameter.
How many feet around is the pool?

• 10.5 ft

• 42 ft

• 65.94 ft

• 131.95 ft

The diameter of a circle is 3 centimeters. What is the circumference?

• 11.5cm

• 9.42 cm

• unicorns are narwahls

• 45.3 cm

Determine the radius of the penny

• 59.66 mm

• 9.5 mm

• 38 mm

• 119.32 mm

A DVD has a diameter of 15 millimeters. Which equation would help you determine the circumference?

• c = 15π

• C = 2π15

• c = 15/π

• c = 15/2π