Technical Drawing - Exam Papers - Higher - 1997 - Building

Question 2

Fig. 2 shows the outline plan and elevation of a roof. Surface B has a pitch of 50°, surface C has a pitch of 45° and surface E has a pitch of 40°. The dihedral angle between the surfaces A and B is 130°.

Draw the given plan and elevation and determine the dihedral angle between the surfaces D and E.

Scale 1: 100