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 227
s Parker (2), p. 140. Fig. 190a.2 Sharpe (1), p. 73. 214 GOTHIC TBACERT: POINTED FORMS EXERCISES 232. 1. Construct Fig. 190 and find its area ii AB = s. Ans. 6 2. Construct Fig. 190a and findthe area of ADBFCE if AB = s. ^«-g(2n--V3). 3. Has Fig. 190 a center of sym-metry? An axis of symmetry?… … Fig. 1906. — From First PresbyterianChurch, Boston,
Geometry · Decoration and ornament
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