Analytic geometry, for technical schools and colleges (1897)
Lambert, Preston Albert, 1862-1925 · New York, Macmillan · leaf 105
henceSimi- sin B sin Aa sin A- ^sinB = 0 is the equation of the median through C.larly the equation of the median through B is found to be 7 sin C — a sin ^4 = 0;of the median through A, /3 sin B -y sin C = 0. The sum of these equa-tions vanishes identically.
Geometry, Analytic
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