Young, George, jr, Baxter, Hubert Eugene, joint author · New York, Macmillan · leaf 96
be noticed that the lines must VI, § 68] POINTS, LINES, AND PLANES 77 intersect m order to determine a plane (§ 33). The given linesintersect at e. The traces of the given lines will lie in the required traces ofthe planes (§ 60); therefore if the traces of ab (n and q) and ofcd (m and p) are found… … Ibometbic Projection Corkespondinq to Fio. 78FiQ. 79 Figure 79 shows the space figure that corresponds to Fig. 78,in isometric projection. Sometimes it may be inconvenient or impossible to find allfour traces of the given lines. In this event, determine twotraces on either H or V; draw the trace of…
Geometry, Descriptive
Internet Archive · Cornell University Library · Public Domain Mark 1.0. Free to use for anything.
