SOLUTION: 2. What are the dimensions of the largest rectangular field that can be enclose by 80m of fence. (Hint: Area of a rectangle is length x width) With solutions:)

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Question 1170856: 2. What are the dimensions of the largest rectangular field that can be enclose by 80m of fence.
(Hint: Area of a rectangle is length x width)
With solutions:)
Found 2 solutions by ikleyn, Alan3354:
Answer by ikleyn(52787) About Me  (Show Source):
You can put this solution on YOUR website!
.

A rectangle having the greatest area with the given perimeter is a square.

See the lesson
    - A rectangle with a given perimeter which has the maximal area is a square
in this site,  where this fact is proved with all needed details and explanations.

Therefore,  under given condition,  the greatest area is provided by a  SQUARE
with the side length of   20 = 80/4 meters.

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Solved,  answered and explained.   //  And completed.



Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Thx so much for the hint.