Central Inscribed and Circumscribed Angles in Circles

Identify the angle highlighted in pink

• center of the circle

• minor arc

• central angle

• inscribed angle

What type of angles are the two highlighted angles?

• Central angles

• Supplementary Angles

• Vertical Angles

• Inscribed Angles

What is true of the highlighted arc and angle in this picture?

• The angle = the arc

• The angle = half the arc

• Twice the angle = the arc

• Half the angle = the arc

Identify the arc highlighted in blue

• intercepted arc

• minor arc

• central angle

• inscribed angle

What is the formula to use to find a central angle

• Central Angle = Intercepted Arc

• 2(Intercepted Arc)

Find the measure of the missing angle. (Hint: Central Angles)

• 60

• 310

• 155

• 50

If an inscribed angle intercepts a diameter, then it is a(n) _ angle.

• Obtuse

• Right

• Acute

Find the measure of the missing angle in degrees. (Hint: Overlapping Arcs and Inscribed Angles)

• 41

• 37

• 82

• 164

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

• supplementary

• complimentary

• central

• obtuse

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

• BC

• BCD

• CD

• AB