document.write( "Question 987813: The perimeter of a rectangle is 20, and its diagonal is √68. Find its dimensions and area. \n" ); document.write( "
Algebra.Com's Answer #608562 by josgarithmetic(39617)\"\" \"About 
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\"system%282x%2B2y=20%2Cx%5E2%2By%5E2=68%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"system%28x%2By=10%2Cx%5E2%2By%5E2=68%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"x%5E2%2B%2810-x%29%5E2=68\"\r
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\n" ); document.write( "\n" ); document.write( "\"x%5E2%2B100-20x%2Bx%5E2=68\"\r
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\n" ); document.write( "\n" ); document.write( "\"2x%5E2-20x%2B32=0\"\r
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\n" ); document.write( "\n" ); document.write( "\"x%5E2-10x%2B16=0\"
\n" ); document.write( "You finish from here.
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