document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1028494>Question 1028494</A>: <I><SPAN STYLE=\"word-break: break-all;\"> This is considered analytic geometry and is a question I'm not sure where to start with. The teacher did not really cover how to find tangent lines when graphing circles. \r<BR>\n" );
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document.write( "Find an equation for the circle with center S (4,-3) that is tangent to the line with equation x - y = 0.\r<BR>\n" );
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document.write( "so far, I've been able to determine the x/y intercept at (0,0) based on the equation, and have graphed part of the line. I am not sure how to find the radius or the equation 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 #643576 by </B><A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><B>josgarithmetic(39625)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><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=643576\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Center of circle, S (4,-3);<BR>\n" );
document.write( "Line tangent to circle is <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x-y=0 ALIGN=MIDDLE  ALT=\"x-y=0\"   DISABLED_style= \"max-width:90%; height:auto;\" >.\r<BR>\n" );
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document.write( "A radius with one endpoint at S will intersect the line x-y=0 at a right angle, meaning that particular radius is perpendicular to line x-y=0.\r<BR>\n" );
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document.write( "Can you use that help to find your way to a solution and answer? </SPAN>\n" );
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