document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=859243>Question 859243</A>: <I><SPAN STYLE=\"word-break: break-all;\"> You are standing 16 feet<BR>\n" );
document.write( "from a circular swimming pool. The distance<BR>\n" );
document.write( "from you to a point of tangency is 25 feet.<BR>\n" );
document.write( "What is the approximate diameter of the<BR>\n" );
document.write( "pool? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #517656 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=517656\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Hint: Draw the picture to get\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" src=\"http://content.screencast.com/users/jim_thompson5910/folders/Snagit/media/cd5ef835-5101-4cf2-88f5-4b861037fae2/04.01.2014-16.45.png\">\r<BR>\n" );
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document.write( "You are at point D. The length of CD is 16 feet. The center of the circle is point A. Point B is the point of tangency of line BD (angle ABD = 90 degrees) and segment BD = 25 feet.\r<BR>\n" );
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document.write( "The radius of the circle is unknown for now. We'll call it <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=r ALIGN=MIDDLE  ALT=\"r\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Now use the Pythagorean Theorem\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=a%5E2+%2B+b%5E2=c%5E2 ALIGN=MIDDLE  ALT=\"a%5E2+%2B+b%5E2=c%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=r%5E2+%2B+25%5E2=%2816%2Br%29%5E2 ALIGN=MIDDLE  ALT=\"r%5E2+%2B+25%5E2=%2816%2Br%29%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=r%5E2+%2B+625=256%2B32r%2Br%5E2 ALIGN=MIDDLE  ALT=\"r%5E2+%2B+625=256%2B32r%2Br%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=r%5E2+%2B+625-r%5E2=256%2B32r%2Br%5E2-r%5E2 ALIGN=MIDDLE  ALT=\"r%5E2+%2B+625-r%5E2=256%2B32r%2Br%5E2-r%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" > Subtract <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;\" > from both sides.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=625=256%2B32r ALIGN=MIDDLE  ALT=\"625=256%2B32r\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "I'll let you finish up.\r<BR>\n" );
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document.write( "Keep in mind that <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=d+=+2r ALIGN=MIDDLE  ALT=\"d+=+2r\"   DISABLED_style= \"max-width:90%; height:auto;\" > where <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=d ALIGN=MIDDLE  ALT=\"d\"   DISABLED_style= \"max-width:90%; height:auto;\" > is the diameter of the circle. </SPAN>\n" );
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