Posted by Karen on Tuesday, March 6, 2012 at 9:14pm.
If the volume of a rectangular solid is 80 cu inches, what dimensions will give the least amount of surface area?

6th grade math  bobpursley, Tuesday, March 6, 2012 at 9:19pm
a square will give the least surface area.
s^3=80
side length= cuberoot 80

6th grade math  Karen, Tuesday, March 6, 2012 at 9:23pm
not a cube, as they have not done cube roots yet. I know the answer, which would be 4x4x5, but looking for a pattern or easy way to explain it.
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