document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1039299>Question 1039299</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A piece of a broken plate was dug up in an archeological site. It was put on top of a grid with the arc of the plate passing thru A(-7,0),B(1,4) and C(7,2). Find its center and the standard equation of the circle describing the boundary of the plate. <BR>\n" );
document.write( "How will I solve this? I already got the midpoints. Please help me. Thank you. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #654048 by </B><A HREF=/tutors/aboutme.mpl?userid=Theo><B>Theo(13342)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Theo><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=Theo><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=654048\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> try this.\r<BR>\n" );
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document.write( "<a  rel=nofollow HREF= \"http://www.mathopenref.com/trianglecircumcenter.html\" target = \"_blank\">http://www.mathopenref.com/trianglecircumcenter.html</a>\r<BR>\n" );
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document.write( "you need to find the circumcenter of the triangle and that will be the center of the circle that circumscribes it.\r<BR>\n" );
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document.write( "once you find the center, you should be able to derive the equation of the circle, the general form of which is (x-h)^2 + (y-k)^2 = r^2, where (h,k) is the centerof the circle and r^2 is the square of the radius of the circle.\r<BR>\n" );
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