Components of Circles

If the circumference of a circle is 22 π ft, what is the radius?

• 22 ft

• 11ft

• π ft

• no ft

What is the diameter of this circle?

• 21.98 m

• 3.5 m

• 38.465 m²

• 7 m

A cruise ship has a large, circular window. It has a diameter of 15 meters. What is the window's area?

• 47.1 m²

• 706.5 m²

• 23.55 m²

• 176.625 m²

Greg's dining room table is round and has a radius of 5.5 feet. What is the tabletop's area?

• 94.985 ft²

• 17.27 ft²

• 34.54 ft²

• 379.94 ft²

The largest cookie in the world has a diameter of 120 feet. What is the area of the cookie? (Just put your answer, do not round and do not put any units!)

Marisa purchases a pot for her father's garden. The diameter of the bottom of the pot is 18 cm. What is the area of the pot's bottom? (Round to the nearest hundredth. DO NOT put any labels)

Ms. Catall is using a compass to find her way out of the woods. The compass has a radius of 2.75 centimeters. What is the compass's area?

• 8.635 cm²

• 17.27 cm²

• 23.74625 cm²

• 15.125 cm²

Name the circle part shown

• Arc

• Sector

• Chord

• Radius

Name the circle part shaded in green

• Radius

• Diameter

• Semi-circle

• Arc

Name the circle part shown in red

• Diameter

• Radius

• Sector

• Tangent