geometry

In ΔABC, angleB = 46°, angleC = 28° and AB = 50. Find BC (to the nearest hundredth).

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  1. easy to find angle A
    angle A = 180-28-46 = 106

    now sine law:
    BC / sin 106 = 50/sin 28

    BC = ....

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  2. 134.5

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