document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=818619>Question 818619</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Find the diameter of the circle that has a circumference equal to its area. \r<BR>\n" );
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document.write( "2 <BR>\n" );
document.write( "4 <BR>\n" );
document.write( "8 <BR>\n" );
document.write( "10<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #492685 by </B><A HREF=/tutors/aboutme.mpl?userid=rothauserc><B>rothauserc(4718)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=rothauserc><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=rothauserc><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=492685\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> pi * r^2 = pi * d<BR>\n" );
document.write( "r^2 = d<BR>\n" );
document.write( "this solved with diameter = 4, then radius is 2<BR>\n" );
document.write( "2^2 = 4<BR>\n" );
document.write( "4 = 4<BR>\n" );
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