SOLUTION: the width of a retangle is 1ft less than the length, the area is 30ft^2. find the length and the width.
the width is:
the length is:
Algebra.Com
Question 497679: the width of a retangle is 1ft less than the length, the area is 30ft^2. find the length and the width.
the width is:
the length is:
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!
Just off the top of my head, I would guess 5 feet by 6 feet. But let's check on my intuition.
Let 
represent the width. Then 
must represent the length. And since the area is 30 square feet:
\ =\ 30)
Solve the quadratic for , then calculate .
Was my guess correct?
Extra Credit. Solve the same problem using 
to represent the length and 
to represent the width.
John
My calculator said it, I believe it, that settles it
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