Tangent to a Circle

A tangent to a circle is ________________________ to the radius drawn to the point of tangency.

• congruent

• perpendicular

• complimentary

• supplementary

Is line AB tangent to the circle?

• YES

• No

• Can't be determined 

Is line AB tangent to the circle?

• YES

• NO

• Not Enough Info

Using lines tangent to the circle, find the value of x.

• 57

• 137

• 47

• 257

The radius and any tangent line intersect at a right angle.

a

b

c

Tangent Line

Radius

Right Angle

Tap/Click the point of tangency of a line and this circle

What is the value of x if both segments are tangent to the circle?

• A

• B

• C

• D

Determine if a tangent line is shown in the picture.

• Yes

• No

• Not Sture

Assume that the lines that appear to be tangent are tangent. O is the center of the circle. Find the value of x to the nearest tenth.

• 11.7

• 10.8

• 13.0

• 14.2

Using the tangent lines, find the value of x.

• 60

• 120

• 30

• 300