document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1196661>Question 1196661</A>: <I><SPAN STYLE=\"word-break: break-all;\"> An elliptical arch bridge is build across a one lane highway. The arch is 20ft across an has a maximum center height of 12ft Will a farm truck hauling a load l0ft wide with a clearance height of 11ft be able to go through the bridge without damage? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #829600 by </B><A HREF=/tutors/aboutme.mpl?userid=Alan3354><B>Alan3354(69443)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Alan3354><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=Alan3354><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=829600\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> An elliptical arch bridge is build across a one lane highway. The arch is 20ft across an has a maximum center height of 12ft Will a farm truck hauling a load l0ft wide with a clearance height of 11ft be able to go through the bridge without damage?<BR>\n" );
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document.write( "Three points are given:<BR>\n" );
document.write( "(-10,0), (0,12) and (10,0)<BR>\n" );
document.write( "One ellipse thru the 3 points is <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x%5E2%2F100+%2B+y%5E2%2F144+=+1 ALIGN=MIDDLE  ALT=\"x%5E2%2F100+%2B+y%5E2%2F144+=+1\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x%5E2%2F100+%2B+y%5E2%2F144+=+1 ALIGN=MIDDLE  ALT=\"x%5E2%2F100+%2B+y%5E2%2F144+=+1\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "At x = -5 for +5:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=25%2F100+%2B+y%5E2%2F144+=+1 ALIGN=MIDDLE  ALT=\"25%2F100+%2B+y%5E2%2F144+=+1\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y%5E2%2F144+=+3%2F4 ALIGN=MIDDLE  ALT=\"y%5E2%2F144+=+3%2F4\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y%5E2+=+108 ALIGN=MIDDLE  ALT=\"y%5E2+=+108\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "y =~ 10.39 so there is clearance. </SPAN>\n" );
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