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 288
Fig. 245a. — From the West Front,Lichfield Cathedral, England. In Fig. 245 AQ is the radius of AC and BC. AQ = | AB. AR = RS = SB.PR is the radius of EA, ES, FR, and FB. PR = | RB. All of the smaller arcsare drawn with PR as radius. EXERCISES1. Find the radius of circle 0. 34 2. Show that the…
Geometry · Decoration and ornament
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