Wentworth, G. A. (George Albert), 1835-1906 · Boston, Ginn & company · leaf 35
, andhalf of one side of the polygon. If the polygon has n sides, the angle of this right triangle atthe centre is equal to 1 /360°\ 180° - f or 2\ n J n If, also, a side of the polygon, or one of the above-mentionedradii, is given, this triangle may be solved, and the solutiongives the unknown… … Exercise VIII. 1. Given n = 10, c = l; find r, h, F. 2. Given n = 12, p=70; find r, h, F. 3. Given n = 18, r = l; find h,p, F. 4. Given n = 20, r = 20, find h, c, F 5. Given n = 8, h = l; find r, c, F 6. Given w = ll, F=20; find r, A, c. 7. Given w = 7, F=7; find r, h, p. THE REGULAR POLYGON. - 27…
Trigonometry · Surveying · Navigation
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