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New plane and spherical trigonometry, surveying, and navigation (1903)
Wentworth, G. A. (George Albert), 1835-1906 · Boston : Ginn & Company · leaf 306
2 area ^4DCf = 3 x 5 x sin 45° = 3 x 5 x 0.7071 = 10.60652 area ABC = 5 x 6 x sin 30° =5x6x0.5 =15.Z&ve&HGB = 0.75 x (6 - 2.53) = 0.75 x 3.47 = 2.6025 . 2nrenADCBGHA2 area ^L J£E =0.75x0.62 area EEFF = 1.5 (0.6 + 0.4)2 area PF# = 0.4 x 0.28 . 2 area AEFHA . 2 area, AGBCDarea -46? P CD 0.45… … PPP = 41° 10,PP^l = 55° 45,PPC = 77°20/,PPD = 104° 45,Area = (A PCB + A PCD) PPD = 66° 45,PP/C= 95° 40,PPB = 132° 15,PP^4 = 103° 0. (AFi^ + APiD). 298 SURVEYING. Z PBP = 6° 35,Z PDP = 8° 30, ZPCP= 7° 0,Z PAP= 21° 15. PB = PP sin PPB sin PBP logPP/ = 0.17609 log sin PP£ = 9.81839 colog sin PBP =…Trigonometry · Surveying · Navigation
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
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