A Treatise on Plane and Spherical Trigonometry, and on Trigonometrical Tables and Logarithms: Together with a Selection of Problems and Their Solutions |
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A Treatise on Plane and Spherical Trigonometry, and on Trigonometrical ... John Hymers No preview available - 2015 |
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angle BAC arcs base bisected calculation circle circular measure circumscribed circumscribed circle cloth consequently corresponding cos³ cosec cosine decimal denoted determined difference digits equal equation expressed formula fraction given triangle greater than 90 Hence History hypothenuse inscribed integer intersection less than 90 log-cos log-sin logarithms magnitude middle points morocco multiple obtain perpendicular plane Plates pole Post 8vo produced quantities revised right angles right-angled triangle secant Second Edition shew Similarly sin A cos sin a sin sin³ sine sine and cosine solid angle solution sphere spherical excess spherical triangle subtended suppose tables tan³ tangent three sides triangle ABC TRIG Trigonometrical Ratios values vols whole number Woodcuts zero
Popular passages
Page 182 - A cos 6 = cos a cos c + sin a sin c cos B cos c = cos a cos 6 + sin a sin 6 cos C Law of Cosines for Angles cos A = — cos B...
Page 182 - B . sin c = sin b . sin C cos a = cos b . cos c + sin b . sin c cos b = cos a . cos c + sin a . sin c cos A cos B cos c = cos a . cos b + sin a . sin b . cos C ..2), cotg b . sin c = cos G.
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