New plane and spherical trigonometry, surveying, and navigation (1903)
Wentworth, G. A. (George Albert), 1835-1906 · Boston : Ginn & Company · leaf 367
.ZofF=90° 0/-41c= 48° 19 N. 4r To find \d of V.cot CPV = cos c tan C.log cose =9.45674log tan C = 9.98408log cot CP V= 9.44082CPV= 74° 34X of C = 70° 55X0fF= 3°39/E. 9. A ship sails from A., in latitude 40° S., longitude 148° 30 E., to B, C in latitude 12° 4 S., longitude 77° 14 W.Compare the great… … TEACHERS EDITION. 359 tan i (C + C) = C08*S^ , *j cot i Xd.v cos £ (c + c) 8 tani(C/- C) = sin \ (c — c) | (C - C) = 13° 58,j (c + c) = 63° 58, £Xd =67° 8, sin £ (c + c) log cos =9.98697colog cos = 0.35764log cot = 9.62504 cot i Xd. log sin =9.38266colog sin = 0.04646log cot = 9.62504 log tan i(C +…
Trigonometry · Surveying · Navigation
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