document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=815128>Question 815128</A>: <I><SPAN STYLE=\"word-break: break-all;\"> 1.Find the equation of a circle whose diameter has endpoints (4, -1) and (-6, 7).\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "                                                         <BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #490747 by </B><A HREF=/tutors/aboutme.mpl?userid=Alan3354><B>Alan3354(69443)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Alan3354><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=Alan3354><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=490747\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> .Find the equation of a circle whose diameter has endpoints (4, -1) and (-6, 7). <BR>\n" );
document.write( "================<BR>\n" );
document.write( "Find the midpoint (h,k), that's the center.<BR>\n" );
document.write( "Find the distance from (h,k) to either endpoint, that's the radius.<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28x-h%29%5E2+%2B+%28y-k%29%5E2+=+r%5E2 ALIGN=MIDDLE  ALT=\"%28x-h%29%5E2+%2B+%28y-k%29%5E2+=+r%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );