document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=607213>Question 607213</A>: <I><SPAN STYLE=\"word-break: break-all;\"> in circle O, OB=6 and AB=2. the ratio of the shaded portion to the small circle=? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #382556 by </B><A HREF=/tutors/aboutme.mpl?userid=LisaJ><B>LisaJ(11)</B></A><img src=\"/images/stars/stars-06.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=LisaJ><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=382556\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> We need a little more information. Where are A and B in the picture?\r<BR>\n" );
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document.write( "Is B on the larger circle and A on the smaller circle?\r<BR>\n" );
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document.write( "Is the shaded portion the donut-shaped area between A and B?\r<BR>\n" );
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document.write( "IF SO, then the area of the larger circle (radius 6) is <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=pi+%2AR%5E2+=+36+pi ALIGN=MIDDLE  ALT=\"pi+%2AR%5E2+=+36+pi\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "The area of the smaller circle (radius 4) is <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=pi+%2AR%5E2+=+16+pi ALIGN=MIDDLE  ALT=\"pi+%2AR%5E2+=+16+pi\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "The shaded area is the difference: <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=36+pi+-+16+pi+=+20+pi ALIGN=MIDDLE  ALT=\"36+pi+-+16+pi+=+20+pi\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "...<BR>\n" );
document.write( "The ratio of shaded portion to small circle is <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=20+pi+%2F+16+pi+=+20%2F16+=1.25 ALIGN=MIDDLE  ALT=\"20+pi+%2F+16+pi+=+20%2F16+=1.25\"   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
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