Technical Drawing - Exam Papers - Ordinary - 1995 - Paper 1

Question 2

Fig. 2 shows a design based on three similar isosceles triangles in which the sides of the three triangles are in the ratio of 4:6:9.

1. Reproduce the design showing clearly how the lengths of the sides of the triangles are obtained.
2. Draw a similar design which shall have 1.5 times the area of the given design.