document.write( "Question 328503: find the perimeter of the rectangle with one side being 3 and the diagonal 5 \n" ); document.write( "
Algebra.Com's Answer #235284 by Fombitz(32388)\"\" \"About 
You can put this solution on YOUR website!
The diagonal and side form a right triangle.
\n" ); document.write( "Use Pythagorean theorem to solve for the unknown side.
\n" ); document.write( "\"A%5E2%2B3%5E2=5%5E2\"
\n" ); document.write( "\"A%5E2=25-9\"
\n" ); document.write( "\"A=4\"
\n" ); document.write( "The perimeter is twice the sum of the sides,
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