Anthony, Gardner Chace, 1856- (from old catalog), Ashley, George Francis, (from old catalog) joint author · Boston, D. C. Heath & co. · leaf 28
n of a line withrespect to the coordinate planes by giving thequadrant in which it lies, together with its inclination with, and distance from, the coordi-nate planes. Line (7, Figs. 28 and 29, lies inthe first quadrant, and if read from a toward^, inclines upward, backward, and toward theright.… … Fig. 26 12 DESCRIPTIVE GEOMETRY 18. Planes. The position of planes may berepresented in projection as follows: 1. By the projections of two intersecting orparallel lines. 2. By the projections of a line and a point. 3. By the projections of three points not inthe same straight line. 4. By the lines…
Geometry, Descriptive
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