document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=742247>Question 742247</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Find an equation of a circle having a diameter with endpoints (-3,5) and (7,3) </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #452351 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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=452351\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Find an equation of a circle having a diameter with endpoints (-3,5) and (7,3)<BR>\n" );
document.write( "1st: Find the center: (x,y)<BR>\n" );
document.write( "x = (-3+7)/2 = 2<BR>\n" );
document.write( "y = (5+3)/2 = 4<BR>\n" );
document.write( "Center at (2,4)<BR>\n" );
document.write( "------<BR>\n" );
document.write( "2nd: Find the radius<BR>\n" );
document.write( "r = sqrt[(2--3)^2 + (4-5)^2' = sqrt[25+1] = sqrt(26)<BR>\n" );
document.write( "------<BR>\n" );
document.write( "Equation:<BR>\n" );
document.write( "(x-2)^2 + (y-4)^2 = 26<BR>\n" );
document.write( "=============================<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( "=============== </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );