Geometry Refer to the figure. If , show that (a) Area (b)
Chapter 7, Problem 75(choose chapter or problem)
Geometry Refer to the figure. If , show that (a) Area (b) Area (c) Area OAB = 1 2 OB sin1a + b2 OCB = 1 2 OB 2 sin b cos b OAC = 1 2 sin a cos a OA = 1d) (e) [Hint: Area OAB = Area OAC + Area OCB] sin1a + b2 = sin a cos b + cos a sin b OB = cos a cos b
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