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November 26, 2014

November 26, 2014

Posted by **Lian** on Thursday, November 24, 2011 at 5:50am.

- geometry -
**drwls**, Thursday, November 24, 2011 at 6:23amLet the side length be a.

a + 2*a*(sqrt2)/2 = 2

a = 2/(2.414) = 0.8285 m

See http://mathcentral.uregina.ca/QQ/database/QQ.09.02/rich1.html

for a proof

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