Arc and Angle Measures

Find the measure of minor arc AV.

• 55°

• 115°

• 85°

• 95°

Find the measure of minor arc  AC.

• 76°

• 135.5°

• 70.5°

• 65°

What is the measure of arc AB?

• 140

• 142

• 180

• 153

• x = 160
• x = 40
• x = 80
• x = 360

An angle that measures less than 90°

• Acute

• Obtuse

• Right

• Straight

Find the measure of minor arc KM.

• 255°

• 105°

• 210°

• Cannot be determined.

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

What units are used for arc measures?

• linear units (inches, meters)

• degrees

• square units

• triangle units