document.write( "Question 226318: find the area of circular region whose radius is 20cm. \n" ); document.write( "
Algebra.Com's Answer #168576 by edjones(8007)\"\" \"About 
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A=pi*r^2
\n" ); document.write( "=pi*20^2
\n" ); document.write( "=400*pi cm
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