Question

Point A lies in the exterior of circle (p,8).A tangent from A touches the circle at B and PA intersect the circle at T. If AT=9, find AB?

Answer 1

Here,
AQ and AP are the two tangents.
AT=9cm
We know that two tangents from a common point (i.e. A ) are equal.
•
• • AB=AT
=》AB=9cm.