Chords and Arcs of Circles

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

• equals

• bisects

• arcs

• circles

In the diagram, the diameter of the circle is perpendicular to a chord. Solve for the value of "x" and "y"

• x=4, y=5

• x=3, y=7

• x=7, y=3

• x=6, y=9

Find the value of x.

• 26

• 24

• 30

• 20

Solve for x.

• 3.6

• 9.2

• 11.5

• 14.3

Solve for the missing angle.

• 45^o

• 90^o

• 22.5^o

• 128^o

If <BAC ≌ <YXZ then....

• arc BC ≠ arc YZ

• arc BC ≌ arc YZ

• AC≅XZ

• BA≅XY

Match the following vocabulary term with its appropriate part of the circle.

• segment PR

• Point of Tangency

• Chord

• Major Arc

• Point V

• Semi-Circle

• Minor Arc

Find the measure of arc NM.

• 60

• 55

• 65

• 180

Find the value of x. Round to the nearest whole number if necessary.

Solve for x. Round to the nearest tenth.