This video lecture from Geometry (F.Sc. second year Mathematics) covers: Question number 27 of exercise 4.3. In this question we are given with one vertex, point of intersection of diagonals and slopes of sides of a parallelogram where we have to find other three vertices of the parallelogram. Find more e-learning material and educational video lectures in Urdu at maktab.pk. These videos are free to use for promotional and commercial purpose by keeping the credits to Maktab.