document.write( "Question 801173: Find the area of a circle whose circumference=21.4km.round your answer to nearest tenth \n" ); document.write( "
Algebra.Com's Answer #483461 by rfer(16322)\"\" \"About 
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21.4/3.14=6.82 diameter
\n" ); document.write( "A=3.14*r^2
\n" ); document.write( "A=3.14*3.41^2
\n" ); document.write( "A=36.5 sq km
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