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7 February, 20:37

A rectangle is twice as long as it is wide the area is 72 find the length

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  1. 7 February, 23:16
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    Area=lw

    l=2w

    aera=2l^2

    72=area

    72=2l^2

    divide both sides by 2

    36=l^2

    sqrt both sides

    6=l

    length=6 units
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