Descriptive geometry for students in engineering science and architecture; a carefully graded course of instruction (1915)
Armstrong, Henry F. (Henry Fry), 1868- · New York, J. Wiley & sons, inc.; [etc., etc.] · leaf 56
etermined. A perpendicular across XY will define the other projection. POINTS AND LINES IN RELATION TO OBLIQUE PLANES 47 EXERCISE XX 1. Find the projections of a 2 line perpendicular to a given plane and starting from it inpoint i from both planes of projection. Let the plane be inclined at 40° to… … 3. Work out on a larger scale the following cases:— i. Find plan and elevation of a point on the H.T. of this plane, 2 from the AT, and set up a perpendicular line from it, 2 long,ii. Find a point on this plane i\ above the H.P. and i in front of the \.P.iii. Find a 2 line perpendicular to this…
Geometry, Descriptive
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