Question

HELP

The ratio of the length of a rectangle to its width is 7 : 2. If the perimeter of the rectangle is 108 centimeters, what are the dimensions of the rectangle?

Answer 1

length is 42 width is 12

Explanation:

Answer 2

Check the picture below.

`7x+7x+2x+2x=108\implies 18x=108\implies x=\cfrac{108}{18}\implies x=6 \\\\\\ ~\hfill~\underset{ Length }{\stackrel{ 7(6) }{\text{\LARGE 42}~cm}}\hspace{5em}\underset{ Width }{\stackrel{ 2(6) }{\text{\LARGE 12}~cm}}~\hfill~`