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 156
the area of (1) A EPG, (2) star EPGSK etc. Am. (1) !^; (2) ^-(VS- 1). 7. If EO = r, find the area of (1) the hexagon ABCD etc.,(2) the figure EPGB. Ans. (1) 2 r^VS; (2) ^(3 + V3). 8. If -BO = r, find (1) the length of FB and (2) the area of LEFB. Ans.O.) r(2V3-3); (2) ^(2V3-3). 9. If EO = r, find… … Fig, 125. — Arabic All-over. Bourgoln (1), PI. I, EXERCISES 155. 1. Construct the pattern shown in Fig. 125. Suggestion. — Construct an all-over pattern of regular hexagons.In each hexagon construct the | star shown in Fig. 116. 2. Prove that the points A, M, and iVare collinear. Prove thatRS = XY.…
Geometry · Decoration and ornament
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