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math

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The base of a triangle is 5cm greater than the height. The area is 52cm^2. Find the height and length of the base.

  • math -

    area=1/2 b h
    52=1/2 (h+5)h

    multipy it out, solve for the quadratic

    104=h^2+5h
    h^2+5h-104=0
    use the quadratic equation.

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