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September 21, 2014

September 21, 2014

Posted by **Anonymous** on Wednesday, December 7, 2011 at 9:40pm.

- math -
**Reiny**, Wednesday, December 7, 2011 at 10:34pmlength of second = x

4/6 = 6/x

cross-multiply

4x = 36

x=9

take it from there

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