beast29 beast29

11-02-2017
Mathematics

contestada

the length of a new rectangular playing field is 8 yards longer than triple the width.if the perimeter of the rectangular playing field is 344 yards, what are the dimensions?

Respuesta :

jbkaleikau jbkaleikau

11-02-2017

2l + 2w = 344

2(3w+8)+2w = 344

6w+16+2w=344

8w=328

width=41

Then plug back into the perimeter equation

2l + 2(41)=344
2l + 82 = 344
2l= 262
length=131

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