Angles Arcs Chords

Solve for the missing angle.

• 45^o

• 90^o

• 22.5^o

• 128^o

Use chords to solve for x

• x = 3 cm

• x = 4 cm

• x = 5 cm

• x = 6 cm

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

• supplementary

• complimentary

• central

• obtuse

In  a circle, if a radius or diameter is perpendicular to a chord, then it____ the chord and its arc.

• equals

• bisects

• arcs

• circles

If the endpoints of an arc lie on a diameter, the arc is a ....

• major

• minor

• semicircle

• sector

• A
• B
• C
• D

• A
• B
• C
• D

• A
• B
• C
• D

• A

• B

• C

• D

• A
• B
• C
• D