Tangent Lines and Chords

Is line AB tangent to the circle?

• YES

• NO
  NO

• Can't Tell
  Can't Tell

In the diagram, a tangent and a line drawn to the point of tangency form a right triangle. Solve for "?" (the length of the hypotenuse)

• 15

• 6

• -24

• 14

What is the value of x?

• 22

• 25

• 15

• 20

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

• right

• acute

• obtuse

• straight

Solve for x.

If two tangents are drawn to a circle from an external point, what is the relationship between these two tangents?

• They are congruent.

• They are perpendicular.

• They intersect at the center.

• They are parallel.

Find the value of x.

• 10

• 181

• 34

• 40

Assume that all the lines that appear tangent are tangent. Find the perimeter

• 54

• 36

• 48

• 42

Find x

• 10

• 5

• 18

• 9

Find the radius r

• 2

• 3

• 4

• 5