document.write( "Question 303068: I need help with finding the radius and area of a circle when the circumference is pi. \n" ); document.write( "
Algebra.Com's Answer #217217 by mananth(16946)\"\" \"About 
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circumference of a circle = 2*pi*r\r
\n" ); document.write( "\n" ); document.write( "2*pi*r = pi\r
\n" ); document.write( "\n" ); document.write( "2r= pi / pi\r
\n" ); document.write( "\n" ); document.write( "2r=1
\n" ); document.write( "r=1/2 units\r
\n" ); document.write( "\n" ); document.write( "Area of a circle = pi*r^2\r
\n" ); document.write( "\n" ); document.write( "r=1/2\r
\n" ); document.write( "\n" ); document.write( "Area = pi* 1/2*1/2\r
\n" ); document.write( "\n" ); document.write( "=1/4 *pi square units\r
\n" ); document.write( "\n" ); document.write( "Ananth
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