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7 May, 10:48

Which of the following values best approximates the length of c in triangle abc where c = 90 degrees, b = 12, b = 15 degrees

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  1. 7 May, 10:55
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    We apply the Law of Sines

    a/sin A = b/sin B = c / sin C

    We have that b = 12, B = 15 degrees

    C = 90 degrees

    ... > c/sin (90) = 12/sin (15) ... > c = 12/0.258 = 46.3644
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