document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=485770>Question 485770</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The perimeter of a semicircle is doubled when the radius is increased by one.  Find the radius of the semicircle.   </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #332196 by </B><A HREF=/tutors/aboutme.mpl?userid=ankor@dixie-net.com><B>ankor@dixie-net.com(22740)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ankor@dixie-net.com><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=ankor@dixie-net.com><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=332196\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> The perimeter of a semicircle is doubled when the radius is increased by one.<BR>\n" );
document.write( "Find the radius of the semicircle.<BR>\n" );
document.write( ":<BR>\n" );
document.write( "the perimeter of a semicircle = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=pi%2Ar ALIGN=MIDDLE  ALT=\"pi%2Ar\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( ":<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2%2Api%2Ar ALIGN=MIDDLE  ALT=\"2%2Api%2Ar\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=pi%2A%28r%2B1%29 ALIGN=MIDDLE  ALT=\"pi%2A%28r%2B1%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Divide both side by pi<BR>\n" );
document.write( "2r = r+1<BR>\n" );
document.write( "2r - r = 1<BR>\n" );
document.write( "r = 1 is the radius of the semicircle </SPAN>\n" );
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