document.write( "Question 1007315: A square cube has a side length of 3. What is the length of a diagonal that cuts through the center of the cube? \n" ); document.write( "
Algebra.Com's Answer #623274 by It is costly(175)\"\" \"About 
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\n" ); document.write( " given:side of the cube=3, find the diagonal?\r
\n" ); document.write( "\n" ); document.write( " d²=s²+s²+s²
\n" ); document.write( " d²=3s²
\n" ); document.write( " √[d²]=√[3s²]
\n" ); document.write( " d=±s√3
\n" ); document.write( " d=+s√3
\n" ); document.write( " d=[3√3] or d=[5.196152423]
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