document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=809596>Question 809596</A>: <I><SPAN STYLE=\"word-break: break-all;\"> If the radius of a circle is increased by 2 cm, the area will increase by 32&#960;cm^2. what is the radius of the circle? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #487660 by </B><A HREF=/tutors/aboutme.mpl?userid=richwmiller><B>richwmiller(17219)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=richwmiller><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=richwmiller><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=487660\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> pi*(r+2)^2-pi*r^2=32*pi<BR>\n" );
document.write( "4 pi (r+1) = 32 pi<BR>\n" );
document.write( "4 pi r-28 pi = 0<BR>\n" );
document.write( "4 pi r=28pi<BR>\n" );
document.write( "r=7<BR>\n" );
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