Hart, C. A. (Clara Avis), b. 1863, Feldman, Daniel D., b. 1872 · New York, American Book Co · leaf 326
es, it must, if suffi-ciently extended, inter-sect the other also. Hint. Pass a plane throughAB and CD and let it intersectplane MN in EF. Now if MNdoes not intersect CD^ but is II toit, then ^i^ll CD, § 641. Apply§178. 643. Cor. II. If two in- tersecting lines are each parallel to a given plane,…
Geometry, Plane · Geometry, Solid
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