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 243
g.207 with points L, M, and N onthe lines EA, FB, and DC ex-tended. 6. Prove Exs. 1 and 2 for the figure called for in Ex. 5. 7. If A LMX is given equilateral and circles are constructed withL, M, and N as centers and with any equal radii, intersecting in pointsA, B, and C, and A, B, and C, prove…
Geometry · Decoration and ornament
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