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Given ∠ABC, if m∠A=11x, ∠B = 3x + 4, and m∠C = x - 4, find the measure of each angle.

  • math -

    A + B + C = 180 Deg.
    11x + (3x + 4) + (x - 4) = 180,
    15x = 180,
    x = 180 / 15 = 12.

    A = 11X = 11 * 12 = 132.

    B = (3X + 4) = 36 + 4 = 40.

    C = (X - 4) = 12 - 4 = 8.

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