[最も共有された！ √] through top and perpendicular to base 243184-The line through and perpendicular to both
An edge of the base is perpendicular to vP Construction (Fig631) 1 Draw the projections ofthe pyramid, assuming that it is resting on its base on HP and one edge of the base is perpendicular to VP 2 Redraw the front view so that the comer cl ofthe base is 25mm above xy forming final front view 3 Obtain the fmal top view by projection
