document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=246843>Question 246843</A>: <I><SPAN STYLE=\"word-break: break-all;\"> a car is traveling on a road perpendicular to a railroad track.  when the car is 30 meters from the crossing,  new collision detector warns the driver that there is a train 50 meters from the car and heading toward the same crossing.  How far is the train from the crossing? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #180166 by </B><A HREF=/tutors/aboutme.mpl?userid=richwmiller><B>richwmiller(17219)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=richwmiller><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=richwmiller><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=180166\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> a^2+b^2=c^2<BR>\n" );
document.write( "a=30<BR>\n" );
document.write( "c=50<BR>\n" );
document.write( "30^2+b2=50^2<BR>\n" );
document.write( "900+b^2=2500<BR>\n" );
document.write( "b^2=1600 <BR>\n" );
document.write( "b=40 meters<BR>\n" );
document.write( "this is a classic 3,4,5 right triangle\r<BR>\n" );
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document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );