Matematika

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Tolong ya plis dijawab
Tolong ya plis dijawab

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  • 2x + sudut BAC = 124°

    sudut BAC
    = 180° - ((180°-124°)×2)
    = 180° - (56°×2)
    = 180° - 112°
    = 68°

    2x + 68° = 124°
    2x = 124°-68°
    2x = 56°
    x = 56°÷2 = 28°

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