tee861 tee861
  • 01-09-2021
  • Mathematics
contestada

A rectangular room is 1.2 times as long as it is wide, and its perimeter is 28 meters. Find the
dimension of the room

Respuesta :

merialove146
merialove146 merialove146
  • 06-09-2021

Answer:

Step-by-step explanation:

We set up the 1st equation as

l=1.5w.

And the perimeter of a rectangle is

2w+2l=25

substitute the 1st equation into the second.

2w+2(1.5w)=25

2w+3w=25

5w=25 W=5

so l=1.5(5)=7.5

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