10.1-10.2 - Geo CP

What is the name of the circle?

• Circle A

• Circle B

• Circle HBC

• Circle DAB

Name a radius of the circle.

Name a chord of the circle.

Name a secant of the circle.

Name a tangent of the circle.

Is AB tangent to circle C?

• Yes, because triangle ABC is a right triangle.

• No, because triangle ABC is not a right triangle.

Point B is a point of tangency. Find the radius r of circle C.

• 6

• 7

• 8

• 9

Points B and D are both points of tangency. Find x.

• 5

• 10

• 11

• 22

• 17

• 8

• 21

• 9

If a line is tangent to a circle, then it is _____ to the radius drawn at the point of tangency.

• Parallel
• Skew
• Perpendicular
• Bisecting