document.write( "Question 1032072: A student says that a cube with side lengths of 5 in has a surface area of 150 in squared, or 12.5 ft squared. Explain the student's error. Give the correct answer. I do not know what the answer. Please help as soon as possible. Thank you! \n" ); document.write( "
Algebra.Com's Answer #646800 by rothauserc(4718)![]() ![]() You can put this solution on YOUR website! 5 * 5 = 25 * 6(sides of cube) = 150 square inches \n" ); document.write( "5 inches = 5/12 = 0.416666667 approx 0.42 foot \n" ); document.write( "0.42 * 0.42 = 0.1764 * 6 = 1.0584 square feet \n" ); document.write( ": \n" ); document.write( "the student divided 150 square inches by 12 inches in a foot \n" ); document.write( ": \n" ); document.write( "the student forgot that we are dealing with square inches not inches \n" ); document.write( ": \n" ); document.write( " \n" ); document.write( " |