Circle Review - 5th Hour

If 2 chords in a circle are congruent, then their arcs are ___?

• Congruent

• Parallel

• Perpendicular

• Half

Chords AB and CD are congruent. If arc AB is 54°, what is the measure of arc CD?

• 108°

• 54°

• 27°

• 81°

Chords AB and AD are congruent. Arc AB is 96°. What is the measure of arc BAD?

• 96°

• 48°

• 192°

• 168°

What is the value of y?

• 6

• 1

• 5

• 3

What is the value of x?

• 7

• 3

• 9

• 4

Find the value of x.

• 15
• 13
• 3
• 6

Find the value of x.

• 10
• 181
• 34
• 40

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

• equals
• bisects
• arcs
• circles

• 278⁰
• 297⁰
• 90⁰
• 105⁰

Find the value of x.

• 31,3
• 8
• 16.3
• -8