This video lecture from Geometry (F.Sc. second year Mathematics) covers: Question number 15 of exercise 4.3. In this question we have to show that the line determined by joining midpoints of two sides of triangle is parallel to the third side and one half of the length of the third side. 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.