document.write( "Question 821740: the perimeter of one face of a cube is 20 centimeter. then find out its total surface area \n" ); document.write( "
Algebra.Com's Answer #494367 by TimothyLamb(4379)\"\" \"About 
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\n" ); document.write( "4x = 20
\n" ); document.write( "x = 5
\n" ); document.write( "a = 6xx
\n" ); document.write( "a = 6 * 25
\n" ); document.write( "a = 150 sq.cm
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