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30 June, 23:15

A garden has the shape of a right triangle with one leg 6 meters longer than the other. the hypotenuse is 6 meters less than twice the length of the shorter leg. what is the length of the shorter leg?

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  1. 30 June, 23:18
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    Leg one: x (shorter side)

    Leg two: x+6

    Hypotenuse: 2x-6

    Use a^2+b^2=c^2

    x^2 + (x+6) ^2 = (2x-6) ^2

    x^2+x^2+12x+36=4x^2-24x+36

    2x^2+12x=4x^2-24x

    36x=2x^2

    36 = 2x

    x = 18
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