Tangents and Radius in Circles

Find x. Assume that segments that appear to be tangent are tangent.

• 11.2

• 18.0

• 25.0

• 30.0

What can you conclude?

• AB and AC are not congruent.

• AB= half of AC

• AC = half of AB

• AB=AC

Find the radius r

• 2

• 3

• 4

• 5

Diagram shows a tangent to a circle.

• True

• False

What is the measure of ∠PTQ?

• 100°

• 140°

• 180°

• 120°

What is the measure of arc YZX?

• 231

• 255

• 168

• 200

Solve for the missing side.

• 6.3

• 10.4

• 7.2

• 8.9

What is the value of x?

• A

• B

• C

• D

A tangent intersects the circle at:

• One point

• Two distinct point

• Never intersects

• None of the above

Diagram shows a tangent to a circle.

• True

• False