document.write( "Question 519546: the ratio of the length of a rectangle to its breadth is 9:4. if the perimeterof rectangle is 104cm, find the area of the rectangle. \n" ); document.write( "
Algebra.Com's Answer #345673 by oberobic(2304)\"\" \"About 
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The ratio of L:W = 9:4.
\n" ); document.write( "L = 9x
\n" ); document.write( "W = 4x
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\n" ); document.write( "Perimeter = 104 cm
\n" ); document.write( "P = 9x + 4x + 9x + 4x
\n" ); document.write( "26x = 104
\n" ); document.write( "x = 4
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\n" ); document.write( "L = 9*4 = 36 cm
\n" ); document.write( "W = 4*4 = 16 cm
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\n" ); document.write( "Check the perimeter.
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\n" ); document.write( "2(36) + 2(16) = 72 + 32 = 104
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\n" ); document.write( "Re-read the question to determine if you've answered it.
\n" ); document.write( "Nope. It asks for the area of the rectangle.
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\n" ); document.write( "Answer: Area = L*W = 36*16 = 576 cm^2
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\n" ); document.write( "Done.
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