document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=823978>Question 823978</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Hello,<BR>\n" );
document.write( "How can I solve the following question, am I even given enough information?\r<BR>\n" );
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document.write( "Thanks.\r<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #495965 by </B><A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><B>jim_thompson5910(35256)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><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=495965\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Because ABC is a circumscribed triangle, this means that AB, BC, and AC are tangents to the circle. Therefore, with a bit of proof (which we don't need to do really unless you want to), we can show the following is true\r<BR>\n" );
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document.write( "AP = AR<BR>\n" );
document.write( "BP = BQ<BR>\n" );
document.write( "CQ = CR\r<BR>\n" );
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document.write( "-------------------------------------------------------\r<BR>\n" );
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document.write( "We are given AR = 10, CQ = 8, BQ = 4, so...\r<BR>\n" );
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document.write( "AP = AR<BR>\n" );
document.write( "BP = BQ<BR>\n" );
document.write( "CQ = CR\r<BR>\n" );
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document.write( "turns into\r<BR>\n" );
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document.write( "AP = 10<BR>\n" );
document.write( "BP = 4<BR>\n" );
document.write( "8 = CR\r<BR>\n" );
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document.write( "which rearranges to\r<BR>\n" );
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document.write( "AP = 10<BR>\n" );
document.write( "BP = 4<BR>\n" );
document.write( "CR = 8\r<BR>\n" );
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document.write( "-------------------------------------------------------\r<BR>\n" );
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document.write( "Then we use the segment addition postulate\r<BR>\n" );
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document.write( "AB = AP + PB\r<BR>\n" );
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document.write( "AB = AP + BP\r<BR>\n" );
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document.write( "AB = 10 + 4\r<BR>\n" );
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document.write( "AB = <font color=\"red\">14 units</font> </SPAN>\n" );
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