document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1079524>Question 1079524</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Jamie rides a Ferris wheel for five minutes. The diameter of the wheel is 10 meters,<BR>\n" );
document.write( "and its center is 6 meters above the ground. Each revolution of the wheel takes 30 seconds.<BR>\n" );
document.write( "Being more than 9 meters above the ground enables Jamie to see the ocean. For how many<BR>\n" );
document.write( "seconds does Jamie see the ocean? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #693808 by </B><A HREF=/tutors/aboutme.mpl?userid=KMST><B>KMST(5328)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=KMST><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=KMST><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=693808\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> We want to know the fraction of the wheel's edge that is more than 9 meters above the ground.<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=drawing%28300%2C300%2C-7.5%2C7.5%2C-2%2C13%2C%0D%0Acircle%280%2C6%2C5%29%2Ccircle%280%2C6%2C0.2%29%2C%0D%0Aline%288%2C0%2C-8%2C0%29%2Cgreen%28arrow%28-8%2C9%2C12%2C9%29%29%2C%0D%0Arectangle%28-1%2C0%2C1%2C6.5%29%2Cgreen%28triangle%280%2C6%2C0%2C9%2C4%2C9%29%29%2C%0D%0Agreen%28rectangle%280%2C9%2C0.3%2C8.7%29%29%2C%0D%0Agreen%28arrow%28-7%2C0%2C-7%2C9%29%29%2Cgreen%28arrow%28-7%2C9%2C-7%2C0%29%29%2C%0D%0Alocate%28-6.8%2C4%2C9m%29%2Clocate%280.2%2C4%2C6m%29%2C%0D%0Ared%28arrow%280%2C0%2C0%2C6%29%29%2Cred%28arrow%280%2C6%2C0%2C0%29%29%2C%0D%0Agreen%28triangle%280%2C6%2C0%2C9%2C-4%2C9%29%29%2Clocate%28-0.2%2C9.8%2CB%29%2C%0D%0Alocate%284.1%2C9.6%2CP%29%2Clocate%28-4.5%2C9.7%2CQ%29%2Clocate%280.3%2C6.3%2CA%29%0D%0A%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" > The small arc between points P and Q represents the part of the ride when Jamie sees the ocean.<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=AB=9m-6m=3m ALIGN=MIDDLE  ALT=\"AB=9m-6m=3m\"   DISABLED_style= \"max-width:90%; height:auto;\" > , and <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=AP=10m%2F2=5m ALIGN=MIDDLE  ALT=\"AP=10m%2F2=5m\"   DISABLED_style= \"max-width:90%; height:auto;\" > is the radius of the wheel.<BR>\n" );
document.write( "So, in right triangle BAP,<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=cos%28BAP%29=AB%2FAP=3%2F5=0.6 ALIGN=MIDDLE  ALT=\"cos%28BAP%29=AB%2FAP=3%2F5=0.6\"   DISABLED_style= \"max-width:90%; height:auto;\" > ---> <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=BAP=about53.13%5Eo ALIGN=MIDDLE  ALT=\"BAP=about53.13%5Eo\"   DISABLED_style= \"max-width:90%; height:auto;\" > (approximately<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=PAQ=about ALIGN=MIDDLE  ALT=\"PAQ=about\"   DISABLED_style= \"max-width:90%; height:auto;\" ><IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2%2A53.13%5Eo=106.26%5Eo ALIGN=MIDDLE  ALT=\"2%2A53.13%5Eo=106.26%5Eo\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "The fraction of each revolution that Jamie is between P and Q is<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=106.26%5Eo%2F360%5Eo=106.26%2F360 ALIGN=MIDDLE  ALT=\"106.26%5Eo%2F360%5Eo=106.26%2F360\"   DISABLED_style= \"max-width:90%; height:auto;\" > .<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=5+minutes=5%2A60seconds ALIGN=MIDDLE  ALT=\"5+minutes=5%2A60seconds\"   DISABLED_style= \"max-width:90%; height:auto;\" >, so the time that Jamie sees the ocean is<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=5%2A60seconds%28106.26%5Eo%2F360%5Eo%29=88.55seconds ALIGN=MIDDLE  ALT=\"5%2A60seconds%28106.26%5Eo%2F360%5Eo%29=88.55seconds\"   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );