Ch.6 - Circles

What is the measure (in degrees) of arc AYB?

• 50

• 100

• 180

• 260

What is the measure of angle b?

• 50 degrees

• 60 degrees

• 70 degrees

• 75 degrees

Two tangents CD and CB intersect circle A. Find the length of the tangent segment BC.

• 2
• 3
• 9
• 14

In the diagram, AC is tangent to circle B, find the length of CB.

• 6
• 7
• 8
• 9

What is the measure of angle 2?

• 80

• 45

• 125

• 25

What is the m∠C?

• 50
• 25
• 100
• 55

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

A tangent is a line that _______. 

• passes through the center of the circle
• intersects the circle at two points
• intersects the circle at one point
• follows the circumference of a circle

Name a chord.

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

A tangent line intersecting with a radius always creates a ____________ angle

• right
• acute
• obtuse
• straight