document.write( "Question 745585: what is the circumference of a circle if its area is pi. \n" ); document.write( "
Algebra.Com's Answer #453927 by Cromlix(4381)\"\" \"About 
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If the area of a circle = pi then the radius must equal 1
\n" ); document.write( "pi r^2 = pi x 1^2 = pi
\n" ); document.write( "Circumference = pi d
\n" ); document.write( "Then the circumference = 2 pi
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