document.write( "Question 426437: Solve the equation.
\n" ); document.write( "A = pi r^2 for r. Find the radius r of the drum. Round to the nearest tenth.
\n" ); document.write( "A = 153.9\"^2
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Algebra.Com's Answer #296631 by edjones(8007)\"\" \"About 
You can put this solution on YOUR website!
pi*r^2=153.9
\n" ); document.write( "r^2=153.9/pi
\n" ); document.write( "=49.0
\n" ); document.write( "r=7
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\n" ); document.write( "Ed
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