## 9.4.4 Solution of Triangles, Long Questions (Question 7 & 8)

Question 7:Diagram below shows a quadrilateral ABCD where the sides AB and CD are parallel. ∠BAC is an obtuse angle.Given that AB = 14 cm, BC = 27 cm, ∠ACB = 30o and AB : DC = 7 : 3.Calculate(a) ∠BAC.(b) the length, in cm, of diagonal BD.(c) the area, in cm2, of quadrilateral ABCD.Solution: … Read more