A treatise on special or elementary geometry (1877)
Olney, Edward, 1827-1887, Olney, Edward, 1827-1887. Elements of trigonometry, plane and spherical · New York : Sheldon · leaf 325
rtA cA Bb=^^^^7;B bO whence, multiplying,rtA _ rtC X cAhB ~ bt x cB or aA X 6C x cB «C X 6B X cA. Fio. 483. * Or. sides produced—this expression bein? usually omitted in higher Geometryare to be considered indefinite unless limited in the problem. all lines OF TRANSVERSALS. 307 940.…
Geometry · Trigonometry
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