This video lecture from Applications of Trigonometry (F.Sc. first year Mathematics) covers: Question numbers 1-6 of exercise 12.7. In these questions we find the area of triangle when one side and two angles are given (Case-ll), and when three sides are given (Case-lll). 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.