Saturday

April 19, 2014

April 19, 2014

Posted by **kate** on Sunday, December 20, 2009 at 1:39pm.

- math -
**Marth**, Sunday, December 20, 2009 at 1:44pmConsider each ball as a sphere enclosed in a cube. Then the volume of air is the difference in volume between the cube and the sphere, multiplied by 3 because there are 3 plastic balls.

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