document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=294843>Question 294843</A>: <I><SPAN STYLE=\"word-break: break-all;\">  The radius of a circle is 1 meter<BR>\n" );
document.write( "longer than the radius of another circle. If their areas differ<BR>\n" );
document.write( "by 5 (pie) square meters, then what is the radius of each? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #212573 by </B><A HREF=/tutors/aboutme.mpl?userid=craigt><B>craigt(10)</B></A><img src=\"/images/stars/stars-05.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=craigt><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=212573\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=a=%28pi%29r%5E2 ALIGN=MIDDLE  ALT=\"a=%28pi%29r%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "radius(smaller)=x<BR>\n" );
document.write( "radius(Larger)=x+1\r<BR>\n" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=a%28smaller%29+=+%28pi%29x%5E2 ALIGN=MIDDLE  ALT=\"a%28smaller%29+=+%28pi%29x%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=a%28larger%29+=+%28pi%29%28x%2B1%29%5E2 ALIGN=MIDDLE  ALT=\"a%28larger%29+=+%28pi%29%28x%2B1%29%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=a%28larger%29+-+a%28smaller%29+=+5%28pi%29m%5E2 ALIGN=MIDDLE  ALT=\"a%28larger%29+-+a%28smaller%29+=+5%28pi%29m%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
document.write( "\n" );
document.write( "Substitute the area equations from above:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28pi%29%28x%2B1%29%5E2+-+%28pi%29x%5E2+=+5%28pi%29 ALIGN=MIDDLE  ALT=\"%28pi%29%28x%2B1%29%5E2+-+%28pi%29x%5E2+=+5%28pi%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Divide by pi:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28x%2B1%29%5E2-x%5E2=5 ALIGN=MIDDLE  ALT=\"%28x%2B1%29%5E2-x%5E2=5\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28x%5E2%2B2x%2B1%29-x%5E2=5 ALIGN=MIDDLE  ALT=\"%28x%5E2%2B2x%2B1%29-x%5E2=5\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2x%2B1=5 ALIGN=MIDDLE  ALT=\"2x%2B1=5\"   DISABLED_style= \"max-width:90%; height:auto;\" >, <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2x=4 ALIGN=MIDDLE  ALT=\"2x=4\"   DISABLED_style= \"max-width:90%; height:auto;\" >,  <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x=2 ALIGN=MIDDLE  ALT=\"x=2\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Substitute 2 into the two radii equations above:<BR>\n" );
document.write( "radius(smaller) = 2, radius(larger)=2+1=3 </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );