Circle and Chords

Which segment is a radius?

• LM

• DC

• BD

• ML

In a circle (or congruent circles), congruent arcs:

• have congruent chords

• have congruent points

• are twice the measure of their radii

• can climb a hippo

Find the value of x.

• 10

• 181

• 34

• 40

Find the measure of arc NM.

• 60

• 55

• 65

• 180

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 <BAC ≌ <YXZ then....

• arc BC ≠ arc YZ

• arc BC ≌ arc YZ

• AC≅XZ

• BA≅XY

In a circle chords that are the same distance from the center:

• are similar

• have the same name

• are congruent to each other

• are not congruent

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

• Semi-Circle

• Chord

• segment PR

• Major Arc

• Point V

• Point of Tangency

• Minor Arc

Solve for the missing angle.

• 45^o

• 90^o

• 22.5^o

• 128^o

Find the value of x.

• 15

• 13

• 3

• 6