document.write( "Question 306268: The perimeter of a rectangle is 66. the length is twice the width. What is the length of the diagonl? \n" ); document.write( "
Algebra.Com's Answer #219215 by checkley77(12844)\"\" \"About 
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L=2w
\n" ); document.write( "P=2L+2W
\n" ); document.write( "66=2*2W+2W
\n" ); document.write( "66=4W+2W
\n" ); document.write( "6W=66
\n" ); document.write( "W=66/6
\n" ); document.write( "W=11 Aans.
\n" ); document.write( "L=2*11=22 ans.
\n" ); document.write( "Proof:
\n" ); document.write( "66=2*11+2*22
\n" ); document.write( "66=22+44
\n" ); document.write( "66=66
\n" ); document.write( "
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