19-02-2015
Mathematics

contestada

The perimeter of a rectangle is 66 cm and its width is half its length.what is the width and lwngth of the rectangle.
Solve using elimination or substitution.show work please

Respuesta :

19-02-2015

[tex]perimeter=2width+2length\\\\ 2width=length\\\\ 66=length+2length\\\\ 66=3length\ \ \ | divide\ by\ 3\\\\ length=22cm\\\\ width=11cm[/tex]

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