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 237
Fig. 202a.—St Andrews M. E. Church,New York City. 245. In Fig. 202 D is the middle point of AB. ACB is a semicircle.Circle O is tangent to the line AB and to the semicircle ABC. Circles O andO are tangent, as indicated. EXERCISES 1. Show how to construct circle 0. 2. If circle 0 is tangent to…
Geometry · Decoration and ornament
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