aiselis0ehaAshM aiselis0ehaAshM
  • 20-02-2017
  • Mathematics
contestada

A rectangle is 3 times as long as it is wide. if the area is 12 square feet find its perimeter.

Respuesta :

sheheryar91
sheheryar91 sheheryar91
  • 20-02-2017
length=3*width
area=12
3W*W=12
w^2=4
w=2
l=6

perimeter=2(l+w)
                =2(2+6)
                 =16
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