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23 August, 17:47

Use the Law of sins to find the missing angle of the triangle. Find m angle B given that c=83, a=44, and m angle A = 31.

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  1. 23 August, 19:40
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    a / sin A = c / sin C

    44 / sin 31 = 83 / sin C

    sin C = 83 sin 31 / 44 = 0.9715

    m < C = 76.3 degrees

    m < B = 180 - 31 - 76.3 = 72.7 degrees answer
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