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Technical Drawing - Exam Papers - Ordinary - 1995 - BuildingQuestion 4Fig. 4 shows the outline plan of two similar adjoining hyperbolic paraboloid roof surfaces ABOD and BCDO. The corners A and C are 4 m above ground level, corners B and C are 7 m above ground level, and corner O is 24 m above ground level. (a) Draw the plan of the roof and project the elevation. Scale 1: 200 ![]() ![]() |
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