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
P,g 4^ ABC ; rtA, aC, bC, bS, ^A, cB are adjacent seg- ments two and two ; aC, 6B, cA, and aA, bC, cBare the two groups of non-adjacent segments. 938. The two Fukdamextal Propositions of the TheoryOF Transversals. 939. Theo.—Tlie product of three non-adjacent segments of thesides of a triangle cut…
Geometry · Trigonometry
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