Circle Tangents

A tangent is a line that _______. 

• passes through the center of the circle

• intersects the circle at two points

• intersects the circle at one point

• follows the circumference of a circle

• Tangent
• Secant
• Chord
• Radius

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

What can you conclude from the picture?

• m is parallel to circle C

• m is skew to circle C

• m bisects circle C

• m is tangent to circle C

What can you conclude?

• AB and AC are not congruent.

• AB= half of AC

• AC = half of AB

• AB=AC

Find the perimeter of the polygon.

• 77.8

• 73.4

• 78.8

• 67.4

Determine whether is tangent to the circle.

• YES

• NO

Match the following vocabulary term with its appropriate part of the circle.

• Point V

• Major Arc

• Line PR

• Minor Arc

• Point of Tangency

• Semi-Circle

• Secant Line

How many common tangents?

• 0

• 1

• 2

• 3

• 4