Respuesta :

mhanifa

Answer:

5 ft and 11 ft

Step-by-step explanation:

  • l= 2w+1
  • A=lw= 55
  • w(2w+1)=55
  • 2w²+w-55=0

integer solution of quadratic equation is:

  • w=5 ft
  • l= 2*5+1=11 ft

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