PT3 Mathematics 2016, Question 5

Question 5 (a): Diagram 5.1 shows a right-angled triangle. Match cos θ and tan θ to the correct trigonometric ratio. Answer: Solution: Question 5 (b): Diagram 5.2 shows a trapezium ABCD. Calculate the area, in cm2, of the shaded region. Solution: Area of the shaded region = Area ABCD−Area of parallelogram = 1 2 ( 9+12 )6−( 3×3 ) =63−9 =54  cm 2 … Read more