Tangent Lines in a Circle

The polygon circumscribes a circle. What is the perimeter of the polygon?

• 140

• 45

• 70

• 190

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

• parallel

• adjacent

• supplementary

• perpendicular

Determine if a tangent line is shown in the picture.

• Yes

• No

• Not Sture

Determine if a tangent line is shown in the picture.

• Yes

• No

• Note Sure

Determine if a tangent line is shown in the picture.

• Yes

• No

• Not sure

A belt fits snugly around two circular pulleys. Find the distance between the centers of the pulleys. Round to the nearest hundredth.

• 14.04

• 16.23

• 14.75

• 15.64

The polygon circumscribes the circle. Find the perimeter.

• 19.7 in

• 11.8 in

• 16.3 in

• 14.2 in

Line segment AB is tangent to the circle.

• True

• False

Line segment AB is tangent to circle C. What is the radius of the circle?

• 11

• 15

• 10

• 8