Central Angles & Measures

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

• supplementary

• complimentary

• central

• obtuse

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.

Which of the following would be a major arc in the diagram?

• BC

• BCD

• CD

• AB

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.

• a
• b
• c
• d

Find the value of x. Enter your answer as a number only.

What is the measure of arc WXZ?

• 231

• 255

• 168

• 200

Match the following with the measurement of the arcs.

• 23

• 
• 113

• 
• 337

• 
• 157

• 
• 203

• 

Match the following with the measurement of the arcs.

• 155

• 
• 69

• 
• 224

• 
• 335

• 
• 111

• 

This is a picture of ___________.

• Minor Arc

• Central Angle