PAB is a secant and PT is a tangent. Prove that PA X PB =PT2
Two circles intersect each other at A and B. The common chord AB is produced to meet common tangent PQ to the circle at D. Prove that DP = DQ.
PAB is a secant and PT is a tangent. Prove that PA X PB =PT2
Two circles intersect each other at A and B. The common chord AB is produced to meet common tangent PQ to the circle at D. Prove that DP = DQ.