document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=917283>Question 917283</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Find the equation of the circle that passes through (8,3) and (2,3) and has its centre on the x-axis.\r<BR>\n" );
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document.write( "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 #556600 by </B><A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><B>josgarithmetic(39620)</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=556600\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> The center on the x-axis and those two given points form an isosceles triangle, and the x-coordinate of the center of the circle should be in the middle of x=8 and x=3.\r<BR>\n" );
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document.write( "That center has y=0, because the point is given as ON THE x-AXIS.  \r<BR>\n" );
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document.write( "Center is the point (5,0).\r<BR>\n" );
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document.write( "Use either of the given points and Distance Formula to calculate and then compute the radius of the circle.  \r<BR>\n" );
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document.write( "Now just fill-in the necessary values for the standard form equation of  a circle.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=sqrt%28%288-5%29%5E2%2B%283-0%29%5E2%29 ALIGN=MIDDLE  ALT=\"sqrt%28%288-5%29%5E2%2B%283-0%29%5E2%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=sqrt%2818%29 ALIGN=MIDDLE  ALT=\"sqrt%2818%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "When you square that, you have 18, which is <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=r%5E2 ALIGN=MIDDLE  ALT=\"r%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" > for the standard form equation.\r<BR>\n" );
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