Hart, C. A. (Clara Avis), b. 1863, Feldman, Daniel D., b. 1872 · New York, American Book Co · leaf 342
anes, is ± plane MN, as line CF. 3. Then CF lies in plane PQ, also in plane RS. 4. .-. CF is the intersection of planes PQ and RS. 5. .-. planes PQ and RS intersect in two str. lines, which is impossible. 6. .-. AB 1. plane MN. q.e.d. Reasons 1. § 616. 2. §675. 3. § 617, L Reasons L §161, a.2. §… … Given line AB not _L plane MN. To construct, through AB, 2^ plane _L plane MN, The construction, proof, and discussion are left as an exer-cise for the student. Hint. Apply § 678. For discussion, see § 683. 683. Cor. Through a straight line, not perpendicularto a plane, tlzere exists only one plane…
Geometry, Plane · Geometry, Solid
Internet Archive · Public Domain Mark 1.0. Free to use for anything.
