Technical Drawing - Exam Papers - Ordinary - 2000 - Paper 1

Question 2

Fig. 2 shows a quadrilateral ABDC in which the triangle BCD is twice the area of the triangle ABC. The triangle ABC has a perimeter of 240mm and its sides are in the ratio of 2:3:4.

The sides CD and BD are equal in length.

(a) Draw the quadrilateral ABDC showing clearly how all points are obtained.
(b) Draw a square which is 0.75 times the area of the quadrilateral ABDC.