Circles Review

Find the radius of circle with a circumference of 12.6 mi.

• 5 mi

• 4 mi

• 8 mi

• 2 mi

How many degrees are in a circle?

• 90
• 180
• 270
• 360

Which is true of a minor arc?

• It forms half a circle.
• It forms a whole circle.
• It measures greater than 180 degrees. 
• It measures less than 180 degrees.

A ____ angle is an angle whose vertex is a the center of a circle.

• supplementary
• complimentary
• central
• obtuse

Which is true of a major arc?

• Forms half a circle.
• Forms a whole circle.
• Measures greater than 180 degrees.
• Measures less than 180 degrees.

Find the area of this circle

• 615.8

• 153.9

• 307.9

• 721.9

Find the arc MEASURE of arc YU

• 55˚

• 125˚

• 17˚

• 25˚

Find the arc measure for arc VW

• 45˚

• 25˚

• 17˚

• 55˚

If TR is 11ft, find the length of arc PS

• 24.54 ft

• 31.49 ft

• 37.43

• 36.08 ft

• A

• B

• C

• D