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Talk:2010 AMC 10A Problems/Problem 22

Revision as of 12:43, 3 February 2014 by Vmevol (talk | contribs) (Created page with "the second solution is not reasonable: there are 8 x 5 / 2 = 20 diagonals.")
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the second solution is not reasonable: there are 8 x 5 / 2 = 20 diagonals.

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