document.write( "Question 491694: how would this equation be written. what is the area of a circle with the radius of 3y? please provide an example. Thank you \n" ); document.write( "
Algebra.Com's Answer #334736 by oberobic(2304)\"\" \"About 
You can put this solution on YOUR website!
\"area+=+pi%2Ar%5E2\"
\n" ); document.write( "\"r+=+3y\"
\n" ); document.write( "so
\n" ); document.write( "\"area+=+pi%2A%283y%29%5E2\"
\n" ); document.write( "or
\n" ); document.write( "\"area+=+9%2Api%2Ay%5E2\"
\n" ); document.write( "
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