Young, George, jr, Baxter, Hubert Eugene, joint author · New York, Macmillan · leaf 125
Fio. 107 106 DESCRIPTIVE GEOMETRY [VI, §96 96. To Find the Projections of a Given Figure When it Liesin a Given Plane. This problem requires, merely an extensionand application of the principles of § 95, and constitutes thegeneral case of the problem stated in § 46. In Fig. 108, let the plane Z be… … Fig. 108 rabatte the trace ZZ° into R, using the point a (§ 92). _ If thepentagon is to lie wholly within the first quadrant, as is usual,its true shape may be drawn within the angle Z^^Z Z*, whichincludes the rabattement of all points on Z which lie in the firstquadrant. The exact placing of the…
Geometry, Descriptive
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