Tell whether AB is tangent to OC. Explain. 52
.
A
48
B
o AB is not tangent to OC because the triangle is not a right triangle.
OAB is tangent to OC because the diameter is shortest side of the triangle.
o
AB is tangent to OC because AB 1 CB at B.
o
AB is not tangent to OC because side AB is not the largest side in the triangle