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 23
ct a figure similar to KLMNO from octagon KLMNetc., Fig. 9, and find its area. Ans. 7J sq. in. 3. Show how to construct from square ABCD a figure similar toAPQ.RS, but having twice its area. Suggestion. — It is J the octagon KLMNP etc., Fig. 9. 4. Show how to construct from square ABCD figTires… … REGULAR HEXAGONS AND RELATED FIGURES 14. In Fig. 12 ABCD represents a six- w^-inch square with its inscribed circle. SidesBC and DA are each divided into fourequal parts and the points joined by linesWZ, HF, and XY. Lines WZ and XY cutthe circle at points N, K, L, and M. Points X^Q and R are the…
Geometry · Decoration and ornament
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