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 421
r than c in the above case, would the solution havebeen possible ? Will dd and AA always intersect, whatever may be the relativevalues of a and c ? EXAMPLES. 1. Having given c = 75°, and a = 64°, to project the triangle. 2. Having given c = 45°, and a = 136°, toproject the triangle. 3. Having given… … Fig. 28. Query.—If one side of a right angled sphericaltiiangle is 90°, what must the hypotenuse be ? Why? 102, JProb, 3.—To 2^J^oject a right angled spherical trianglewhen an ohlique angle and the hypotenuse, or the oblique angle andthe adjacent side are given. Solution.—Draw the primitive circle…
Geometry · Trigonometry
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