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 331
1 Bond, p. 267. 318 TRUSSES AND ABCHES EXERCISES 1. Prove that a circle which is tangent to circle P and has its cen-ter on line CD is tangent also to circle Q. 2. If AF is perpendicular to CD at C, construct a circle tangent toXY at C and to circle P. Show that two circles are possible. 3.… … EXERCISES 341. 1. Construct a basket-handle arch, given the span AB, thealtitude CD, and the points P and Q to be used as centers for the arcsA G and HB. Suggestion. — See § 340, Ex. 3 (e), the application of which isshown by the dotted lines in Fig. 286. CR should = AP. 2. Prove that /^ PDR and…
Geometry · Decoration and ornament
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