document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1118691>Question 1118691</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A man drives 12 km to the north and then 15 km to the east. What are the magnitude and direction  of his displacement from the starting point? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #734092 by </B><A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><B>josgarithmetic(39617)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><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/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=734092\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> If <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=tan%28alpha%29 ALIGN=MIDDLE  ALT=\"tan%28alpha%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > is  <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=15%2F12=5%2F4 ALIGN=MIDDLE  ALT=\"15%2F12=5%2F4\"   DISABLED_style= \"max-width:90%; height:auto;\" >, and this direction is to the east rotated from pointing north, then this angle is  51 degrees to the east, starting from north as reference.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "Magnitutde,  <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=sqrt%2812%5E2%2B15%5E2%29=3%2Asqrt%2841%29 ALIGN=MIDDLE  ALT=\"sqrt%2812%5E2%2B15%5E2%29=3%2Asqrt%2841%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );