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April 23, 2014

April 23, 2014

Posted by **Johon** on Wednesday, May 2, 2012 at 8:33pm.

- Math -
**Reiny**, Wednesday, May 2, 2012 at 9:23pm"rectangular prism" , fancy word for plain ol' box

Outside surface area

= 2(5x3) + 2(5x2.2) + 2(3x2.2)

= 68.2

Unless we know the thickness of the material used, we might just want to assume that the inside surface area is the same ??

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