document.write( "Question 833829: If the length of a rectangle is three times the width, W, what is the perimeter of the rectangle in terms of W?
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document.write( "(A) 2 (3+W)
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document.write( "(B) 4 (3+W)
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document.write( "(C) 3W
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document.write( "(D) 4W
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document.write( "(E) 8W\r
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document.write( "My answer key says the answer is (E), but I don't understand how you get the answer. Please help me! \n" );
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Algebra.Com's Answer #503474 by LinnW(1048)![]() ![]() You can put this solution on YOUR website! Set L = length \n" ); document.write( "W = width \n" ); document.write( "L = 3W \n" ); document.write( "The perimeter of a rectangle is 2W + 2L ( two short sides and two long sides ) \n" ); document.write( "Substituting 3W for L \n" ); document.write( "2W + 2(3W) \n" ); document.write( "2W + 6W \n" ); document.write( "8W \n" ); document.write( " |