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On congruent numbers (Posted on 2013-02-24) Difficulty: 4 of 5
An integer n is a congruent number iff there exists a right triangle having area n and rational sides. (Sloane A003273)
Show that the numbers 5,6,7 are congruent and 8 is not.

Determine how to decide whether a given number is congruent or not.

No Solution Yet Submitted by Ady TZIDON    
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  Subject Author Date
Some ThoughtsPossible Approachbroll2013-04-18 01:32:04
Hints/TipshintAdy TZIDON2013-03-09 00:22:25
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