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    k352325's Avatar
    k352325 Posts: 1, Reputation: 1
    New Member

    Oct 7, 2008, 06:12 PM
    Height word probs.
    Johns paint crew knows from experience that its 18-foot ladder is particularly stable when the distance from the ground to the top of the ladder is 5ft more than the distance from the building to the base o the ladder as shown in the figure. In this position, how far up the building does the ladder reach
    Chilean Seabass's Avatar
    Chilean Seabass Posts: 6, Reputation: 1
    New Member

    Oct 7, 2008, 09:36 PM

    A = Height
    B = Length
    C = Hypotenus

    A = X + 5
    B = X
    C = 18

    Plug values into the Quadratic equation.

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