Young, George, jr, Baxter, Hubert Eugene, joint author · New York, The Macmillan Co. · leaf 93
aces of some plane 76 DESCRIPTIVE GEOMETRY [VI, § 6b passing through ab. An infinite number of such planes canbe drawn. 67. To Pass a Plane through a Given Point. Pass an auxil-iary line through the given point, then pass a plane through theline (§ 66). This plane will contain the given point.… … Tbacbb of a Plane Determined by Two Intersecting LinesFig. 78 be given and let it be required to find the traces of the planedetermined by them. It should be noticed that the lines must VI, § 68] POINTS, LINES, AND PLANES 77 intersect in order to determine a plane (§ 33). The given linesintersect…
Geometry, Descriptive
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