A source book of problems for geometry, based upon industrial design and architectural ornament (1912)
Sykes, Mabel, 1868-, Slaught, H. E. (Herbert Ellsworth), 1861-1937, Lennes, N. J. (Nels Johann), 1874- · Boston, Allyn and Bacon · leaf 46
EG and HF and thediagonals AC and DB. OX and OY bisect A FOC and EOA, respectively.The line XY cuts OE and OF at E and M, respectively. KL and ML aredrawn from K and M parallel to the sides AB and BC. EXERCISES 1. Prove that Jfy is parallel to ^4 C 2. Prove that OK = OM and that the two A OKL and…
Geometry · Decoration and ornament
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