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seen Dec 23 '12 at 11:45

Dec
16
revised How much is the max area of a trapezoid if its perimeter is known?
added 2 characters in body
Dec
16
revised How much is the max area of a trapezoid if its perimeter is known?
added 184 characters in body
Dec
16
revised How much is the max area of a trapezoid if its perimeter is known?
added 467 characters in body; edited title
Dec
16
revised How much is the max area of a trapezoid if its perimeter is known?
added 467 characters in body; edited title