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Doral Middle

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phillip has a 40-foot ladder that is placed 11 feet from a vertical wall. hw far above the ground will the top of the ladder be on the wall, in feet?

  • Math -

    Pythagorean Theorem:

    a^2 + b^2 = c^2

    11^2 + b^2 = 40^2
    121 + b^2 = 1,600
    b^2 = 1,600 - 121
    b^2 = 1,479
    b = 38.46

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