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Alona [7]
3 years ago
10

The length of a rectangle is one foot more than twice the width. The area is 55 square feet. Find the dimensions of the rectangl

e.
Mathematics
1 answer:
lianna [129]3 years ago
3 0

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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