document.write( "Question 881712: If the length of a rectangle is 5 times its width and if its area is 180, what is its perimeter? \n" ); document.write( "

Algebra.Com's Answer #532423 by ewatrrr(24785) $\"\"$ $\"About$

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document.write( "Hi,
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document.write( "     .
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document.write( "A = Lw
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document.write( "   (5w)w = 180
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document.write( "     5w^2 = 180
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document.write( "      w^2 = 36
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document.write( "       w = 6  (Tossing out the negative solution for unit measure)
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document.write( "w = 6 and L = 30
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document.write( "P = 2L + 2w = 60 + 12 = 72units \n" );
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