Chords Arcs Proofs

In a circle, if a diameter is is perpendicular to a chord, then:

• it bisects the chord

• it bisects the corresponding arc

• it bisects BOTH the chord and its arc

• none of these answers are correct

Find the value of x. 14 and 18 represent the entire length of the chords

• √512

• √32

• √35

• √128

In circle O, the radius is 4, and the measure of minor arc AB is 120 degrees. Find the length of minor arc AB to the nearest integer.

• 5

• 9

• 8

• 6

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

• 108°

• 54°

• 27°

• 81°

• 278⁰
• 297⁰
• 90⁰
• 105⁰

Use chords to solve for x

• x = 35^o

• x = 50^o

• x = 70^o

• x = 140^o

Find PK.

• 7

• 22

• 44

• 11

Find x

• 10

• 5

• 18

• 9

Find the value of x.

• 10

• 5

• 18

• 9

Solve for the indicated Arc

• 122°

• 112°

• 116°

• 132°