Solving Missing Circumference

What is the circumference of this circle?

• 2,461.8 m

• 175.8 m

• 87.9 m

• 56 m

What is the circumference?

• 48

• 96

• 24

• 18

A circular swimming pool is 21 feet in diameter. What is the circumference of the pool?

• 10.5 ft

• 42 ft

• 65.97 ft

• 131.95 ft

The perimeter of a rectangle is 34 meters. The width is 4 meters. What would the length be?

• 17 m

• 13 m

• 15 m

• 30 m

Find the circumference of the circle. Round to the nearest tenth.

• 113.0 in.

• 1017.4 in.

• 254.3 in.

• 56.5 in.

• 48 cookies
• 24 cookies
• 8 cookies
• 4 cookies

Find the circumference. Round to the nearest tenth.

• 18.8 cm.

• 75.4 cm.

• 37.7 cm.

• not enough information

Find the circumference of the circle.

• 113.04 in

• 1017.36 in

• 254.34 in

• 56.52 in

A cruise ship has a large, circular window. It has a diameter of 6 meters. What is the window's perimeter? (Use 3.14 for pi.)

• 21.25 m²

• 19.55 m²

• 15.36 m²

• 18.84 m

Given the perimeter, find the missing side-length.