document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1084974>Question 1084974</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A park has a circular lake 240' in diameter.  A walkway 6' wide is around the lake.  Determine number of sq. yds. in the walk. \r<BR>\n" );
document.write( "\n" );
document.write( "A = area. \r<BR>\n" );
document.write( "\n" );
document.write( "240' = 80 yds.,  6' = 2 yds.\r<BR>\n" );
document.write( "\n" );
document.write( "A = pi(40 + 2)(40 - 2) <BR>\n" );
document.write( "A = pi(42)(38) <BR>\n" );
document.write( "A = pi(1596) <BR>\n" );
document.write( "A = 5013.9936 = 5014 sq. yds. \r<BR>\n" );
document.write( "\n" );
document.write( "Area of circle:  pi * r^2 \r<BR>\n" );
document.write( "\n" );
document.write( "Area of lake:  pi * 40 * 40 = 5026.56 =  5027 sq. yds. \r<BR>\n" );
document.write( "\n" );
document.write( "Area of lake and walk:  pi * 42  * 42 = 5541.7824 = 5542 sq. yds. \r<BR>\n" );
document.write( "\n" );
document.write( "Area of walk: 5542 - 5027 = 515 sq. yds. \r<BR>\n" );
document.write( "\n" );
document.write( "Where am I incorrect. Non-homework.  Thanks. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #698986 by </B><A HREF=/tutors/aboutme.mpl?userid=Fombitz><B>Fombitz(32388)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Fombitz><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=Fombitz><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=698986\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=A%5Bwalk%5D=%28pi%2F4%29%28%28240%2B12%29%5E2-240%5E2%29 ALIGN=MIDDLE  ALT=\"A%5Bwalk%5D=%28pi%2F4%29%28%28240%2B12%29%5E2-240%5E2%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=A%5Bwalk%5D=%28pi%2F4%29%28252%5E2-240%5E2%29 ALIGN=MIDDLE  ALT=\"A%5Bwalk%5D=%28pi%2F4%29%28252%5E2-240%5E2%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=A%5Bwalk%5D=%28pi%2F4%29%285904%29 ALIGN=MIDDLE  ALT=\"A%5Bwalk%5D=%28pi%2F4%29%285904%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=A%5Bwalk%5D=1476pi ALIGN=MIDDLE  ALT=\"A%5Bwalk%5D=1476pi\"   DISABLED_style= \"max-width:90%; height:auto;\" > <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=ft%5E2 ALIGN=MIDDLE  ALT=\"ft%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=A%5Bwalk%5D=%281476pi%29%2F9 ALIGN=MIDDLE  ALT=\"A%5Bwalk%5D=%281476pi%29%2F9\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=A%5Bwalk%5D=164pi ALIGN=MIDDLE  ALT=\"A%5Bwalk%5D=164pi\"   DISABLED_style= \"max-width:90%; height:auto;\" ><IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=yd%5E2 ALIGN=MIDDLE  ALT=\"yd%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
document.write( "\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );