document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1173081>Question 1173081</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Different animals have different fields of view. Humans can generally see a 180° arc in front of them. Horses can see a 215° arc. A horse and rider are in place which is experiencing heavy fog, so they can see for only 10 yards in any direction.<BR>\n" );
document.write( "a. Find the area of the rider's field of view.<BR>\n" );
document.write( "b. Find the area of the horse's field of view.<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 #798282 by </B><A HREF=/tutors/aboutme.mpl?userid=Boreal><B>Boreal(15235)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Boreal><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=Boreal><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=798282\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> The radius is 10 yds<BR>\n" );
document.write( "the circle around the human has area π*r^2=100 π yd^2<BR>\n" );
document.write( "Half of it is visible, so that is 50 π yd^2.<BR>\n" );
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document.write( "for a horse it is 215/360 or 0.5972 of the total area or 59.72 π yd^2. </SPAN>\n" );
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