Technical Drawing - Exam Papers - Ordinary - 2003 - Building

Question 2

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Fig. 2 shows the outline plan and elevation of a roof.

Surface A has a pitch of 55°, surfaces B and C have a pitch of 50°, and surfaces D and E have a pitch of 45°.

(a) Draw the given plan and elevation of the roof.

(b) Develop the surface E.

(c) Find the dihedral angle between the roof surfaces A and C.

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