In fig. 3, PQ and PR are tangents to the circle with centre O and S is a point on the
circle such that SQL 50 and SRM 60 . Find QSR.
In fig. 3, PQ and PR are tangents to the circle with centre O and S is a point on the
circle such that SQL 50 and SRM 60 . Find QSR.
Draw a line segment of length 8.5 cm and construct it's perpendicular bisector