treyfitch2824 treyfitch2824
  • 14-09-2020
  • Mathematics
contestada

The length of a rectangle is four times its width. If the perimeter of the rectangle is 80m , find its length and width.

Respuesta :

devishri1977
devishri1977 devishri1977
  • 15-09-2020

Answer:

Width = 8 m

Length = 32 m

Step-by-step explanation:

Width = w

Length = 4w

Perimeter = 80 m

2*(length +width) = 80

2 *(4w +w ) = 80

       2* 5w  = 80

           10w = 80

               w = 80/10

                w = 8 m

Width = 8 m

Length = 4 * 8 = 32 m

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