document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=208839>Question 208839</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The area of a circle 28 square meters. What is its circummference? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #157935 by </B><A HREF=/tutors/aboutme.mpl?userid=Alan3354><B>Alan3354(69443)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Alan3354><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/cgi-bin/show-face.mpl?user=Alan3354><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=157935\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> The area of a circle 28 square meters. What is its circummference?<BR>\n" );
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document.write( "Area = pi*r^2<BR>\n" );
document.write( "r = sqrt(Area/pi)<BR>\n" );
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document.write( "C = 2 pi*r<BR>\n" );
document.write( "C = 2 pi(sqrt(Area/pi))<BR>\n" );
document.write( "C = 2 pi(sqrt(28/pi)) = sqrt(4pi^2*28/pi)<BR>\n" );
document.write( "= sqrt(112pi)<BR>\n" );
document.write( "= ~ 18.758 meters<BR>\n" );
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