Tangent Lines Circles

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

Point O is the center of each circle. Assume the lines that appear to be tangent are tangent. What is the value of the variable?

• 26

• 57

• 66

• 114

Point O is the center of each circle. Assume the lines that appear to be tangent are tangent. What is the value of the variable?

• 22

• 28

• 34

• 40

Point O is the center of each circle. Assume the lines that appear to be tangent are tangent. What is the value of the variable?

• 2

• 3

• 4

• 5

Name the tangent line. 

• s

• WR

• VT

• QR

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

• right

• acute

• obtuse

• straight

Lines AO and BO are tangent. What is the measure of BO?

• 20

• 15

• 10

• 5

Find the radius r

• 2

• 3

• 4

• 5

What is line segment DE an example of?

• circle

• radius

• diameter

• chord

• circumference

We can name this circle by which letter?

• D

• O

• A

• B

• C