document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=23063>Question 23063</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I'd like to solve the below equation for r(s).\r<BR>\n" );
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document.write( "s^2/2 = s*sqrt(r^2-s^2/4) + r^2/2 * (PI-2*arccos(s/(2*r))-sin(PI-2*arccos(s/(2*r)))) </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #11596 by </B><A HREF=/tutors/aboutme.mpl?userid=AnlytcPhil><B>AnlytcPhil(1806)</B></A><img src=\"/images/stars/stars-12.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=AnlytcPhil><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=AnlytcPhil><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=11596\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <PRE STYLE=\"white-space: pre-wrap; white-space: -moz-pre-wrap; white-space: -pre-wrap; white-space: -o-pre-wrap; word-wrap: break-word;\">I'd like to solve the below equation for r(s). \r\n" );
document.write( "s^2/2 = s*sqrt(r^2-s^2/4) + r^2/2*(PI-2*arccos(s/(2*r))-sin(PI-2*arccos(s/(2*r))))\r\n" );
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document.write( "When a variable appears both inside and outside the argument of a\r\n" );
document.write( "transcendental function (such as trigonometric or logarithmic) then \r\n" );
document.write( "that variable cannot be solve for algebraically.  However for any\r\n" );
document.write( "given value of s, r can be gotten by iterative means.\r\n" );
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document.write( "Edwin\r\n" );
document.write( "AnlytcPhil@aol.com</PRE>\r<BR>\n" );
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document.write( "   </SPAN>\n" );
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