Circle Arcs, Chords and Central Angles

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

• equals
• bisects
• arcs
• circles

• A
• B
• C
• D

What is CB?

• diameter
• center
• circumference
• radius

In a circle (or congruent circles), chords that are the same distance from the center:

• are similar
• have the same name
• are congruent to each other
• are walking dead

Find x

• 10
• 5
• 18
• 9

Find x.

• 4.4
• 8.3
• 9.4
• 8.8

Name a chord.

• Segment XC
• Segment KM
• Segment HJ
• LINE BD

Use chords to solve for x

• x = 3 cm
• x = 4 cm
• x = 5 cm
• x = 6 cm

Name a minor arc

• AD
• ADB
• AB
• CD

Name a major arc.

• ABD
• BDA
• BCD
• DA