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August 20, 2014

Homework Help: math

Posted by Mathslover on Monday, May 27, 2013 at 6:36am.

A sphere of radius 32√ is tangent to the edges AB, AD, AA1, and the face diagonal CD1 of the cube ABCDA1B1C1D1.

The volume of the cube can be written as a+bc√, where a, b are integers and c is a square-free positive integer. What is the value of a+b+c?

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