PQ and RS are common tangents to two circles intersecting at A and B. A and B, when produced on both the sides, meet the tangents PQ and RS at X and Y...
Question
PQ and RS are common tangents to two circles intersecting at A and B. A and B, when produced on both the sides, meet the
tangents PQ and RS at X and Y, respectively. If AB = 3 cm and XY = 5 cm, then PQ is ________.