document.write( "Question 1196113: Hi
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document.write( "If the area of a rectangle is reduced by 54cm^2 then either the length is reduced by 9cm or its width is reduced by 3cm. What is the area of the original rectangle. \r
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document.write( "Thanks \n" );
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Algebra.Com's Answer #828824 by greenestamps(13200)![]() ![]() You can put this solution on YOUR website! \n" ); document.write( "A formal algebraic solution as shown by the other tutor is valid; however, you learn a lot more about solving problems (and get much better brain exercise!) by solving this one using logical reasoning. \n" ); document.write( "If a reduction in the length of 9cm produces a reduction in area of 54cm^2, then the width of the rectangle is 54/9 = 6cm. \n" ); document.write( "If a reduction in the width of 3cm produces a reduction in area of 54cm^2, then the length of the rectangle is 54/3 = 18cm. \n" ); document.write( "ANSWER: The area of the rectangle is 18*6 = 108cm^2. \n" ); document.write( " \n" ); document.write( " |