document.write( "Question 315631: How do I find the LENGTH of a CUBOID with the width of 12mm, height of 6cm and the Total Surface Area of 468cm^2\r
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document.write( "thanks. \n" );
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Algebra.Com's Answer #225840 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! How do I find the LENGTH of a CUBOID with the width of 12mm, height of 6cm and the Total Surface Area of 468cm^2 \n" ); document.write( ": \n" ); document.write( " 2(L*W) + 2(L*H) + 2(W*H) = S.A. \n" ); document.write( ": \n" ); document.write( "2(12L) + 2(6L) + 2(12*6) = 468 \n" ); document.write( ": \n" ); document.write( "24L + 12L + 2(72) = 468 \n" ); document.write( ": \n" ); document.write( "36L + 144 = 468 \n" ); document.write( ": \n" ); document.write( "36L = 468 - 144 \n" ); document.write( ": \n" ); document.write( "36L = 324 \n" ); document.write( "L = \n" ); document.write( "L = 9 mm is the length \n" ); document.write( ": \n" ); document.write( "You can check solution in the original Surface area equation \n" ); document.write( " |