Nystrom, John W. (John William), 1824-1885 · Philadelphia, J.B. Lippincott · leaf 148
a: b = sin. A : sin.2?, and 5 : c = sin.B : sin.C.a : c = sin.A : sin.C, and Q : ah = sin.C: 2. c sin. Asin.C ■ c sin.A: sin.(A-hB) 2Q b sin.C sin.C 2Qc sin. A* . r, c sin.B sin. C = 7— , b sin.C = c sin. A sin.A = Tc, sin.A ■■ 2Q be9 a sin. C 5 = i(a+b+c) 12, <7 =• V #*+ca— 26 c cos. A, 103 /…
Mechanical engineering · Engineering
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