Technical Drawing - Exam Papers - Higher - 1996 - Paper 1

Question 4

Fig. 3 shows the projections of a solid standing on the horizontal plane. The solid is composed of a semi-cone and a pyramid whose base is half of a regular hexagon of 60 mm side.
Also shown are the projections of an equilateral triangular prism of 55mm side which penetrates the solid.

Draw the projections of the solids showing all lines of interpenetration.