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September 21, 2014

September 21, 2014

Posted by **Chelsea** on Monday, May 7, 2012 at 11:48am.

- math -
**Elizabeth**, Monday, May 7, 2012 at 12:24pmA rectangular prism has 2 ends and 4 sides. Opposite sides have the same area. The surface area is the sum of the areas of all six sides.

Find the area of two sides (Length*Height)*2 sides

Find the area of adjacent sides (Width*Height)*2 sides

Find the area of ends (Length*Width)*2 ends.

Add the three areas together to find the surface area.

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