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 126
find the perimeter and area of the figure mentionedin Ex. 4. ^ns. (l)47ra; (2) 27rai. 6. In Fig. 101, find the ratio of the area of the curved triangle ABCto that of the curved hexagon ABCDEFG. 7. Find the ratio of the area of the curved hexagon ABCDEFGin Fig. 101 to that of the curved figure BCD… … Fig. 103. — All-over Pattern, probablyArabic. 114 MISCELLANEOUS INDUSTRIES EXERCISES 1. How many degrees in the arcs LK and KH! 2. Prove that the following curved figures are congruent:(a) ADC and CKL. Suggestion. — First prove that the linear triangles ADC and CKLare congruent. Then superpose the…
Geometry · Decoration and ornament
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