Find the dimensions of a rectangle of greatest area which has a fixed perimeter p.
- square of sides p
- square of sides 2p
- square of sides (p/2)
-
square of sides (p/4)
The correct answer is: D
Explanation
Let the rectangle be a square of sides p/4.So that perimeter of square = 4p
4 x (p/4) = p.
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