document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=682987>Question 682987</A>: <I><SPAN STYLE=\"word-break: break-all;\"> If the ratio of two areas of circle A+B is 4, what is the ratio of teh radii of A+B </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #423418 by </B><A HREF=/tutors/aboutme.mpl?userid=mananth><B>mananth(16946)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=mananth><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=mananth><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=423418\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Area of circle A = pi*r1^2<BR>\n" );
document.write( "Area of circle B = pi*r2^2\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "Area of circle A = pi*r1^2<BR>\n" );
document.write( "----------------   ------- <BR>\n" );
document.write( "Area of circle B = pi*r2^2\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "4= r1^2/r2^2\r<BR>\n" );
document.write( "\n" );
document.write( "r1/r2 = sqrt(4)\r<BR>\n" );
document.write( "\n" );
document.write( "r1/r2= 2 (the positive value ) </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );