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Technical Drawing - Exam Papers - Ordinary - 2005 - BuildingQuestion 2Fig. 2 shows the outline plan and elevation of a roof. Surfaces A and B have a pitch of 50°. Surface C has a pitch of 30°, surface D has a pitch of 60° and surface E has a pitch of 25°. (a) Draw the given plan and elevation of the roof. (b) Develop the surface B. (c) Find the dihedral angle between the roof surfaces B and D. Scale 1 : 100 ![]() ![]() |
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