document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=699513>Question 699513</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The area of a circle is 100 times the area of another circle. What is the ratio of their circumferences?<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 #431418 by </B><A HREF=/tutors/aboutme.mpl?userid=thair><B>thair(3)</B></A><img src=\"/images/stars/iconNewId_16x16.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=thair><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/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=431418\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> asume c1 is the circumstans of small circle c2 is the circumstans for the big one <BR>\n" );
document.write( "and a1 ,a2 are area for small and big circle \r<BR>\n" );
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document.write( "we have a1=(c1/2)r1<BR>\n" );
document.write( "a2=100a1<BR>\n" );
document.write( "then<BR>\n" );
document.write( "(c2/2)*r2=100(c1/2)r1<BR>\n" );
document.write( "c2/c1=100r1/r2 where r1 and r2 are the reduis of circles small and big </SPAN>\n" );
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