document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1093419>Question 1093419</A>: <I><SPAN STYLE=\"word-break: break-all;\"> p=<3,5>;q=<2,4><BR>\n" );
document.write( "Find the angle between the vectors to the nearest tenth of a degree.<BR>\n" );
document.write( "Select one:<BR>\n" );
document.write( " a. 4.4°<BR>\n" );
document.write( " b. 64.6°<BR>\n" );
document.write( " c. 5.4°<BR>\n" );
document.write( " d. 63.4° </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #708060 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=708060\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Use the dot product because,<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=p%2Aq=abs%28p%29abs%28q%29cos%28theta%29 ALIGN=MIDDLE  ALT=\"p%2Aq=abs%28p%29abs%28q%29cos%28theta%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "and given,<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=abs%28p%29=sqrt%283%5E2%2B5%5E2%29=sqrt%289%2B25%29=sqrt%2834%29 ALIGN=MIDDLE  ALT=\"abs%28p%29=sqrt%283%5E2%2B5%5E2%29=sqrt%289%2B25%29=sqrt%2834%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=abs%28w%29=sqrt%282%5E2%2B4%5E2%29=sqrt%284%2B16%29=sqrt%2820%29 ALIGN=MIDDLE  ALT=\"abs%28w%29=sqrt%282%5E2%2B4%5E2%29=sqrt%284%2B16%29=sqrt%2820%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=p%2Aq=3%2A2%2B5%2A4=6%2B20=26 ALIGN=MIDDLE  ALT=\"p%2Aq=3%2A2%2B5%2A4=6%2B20=26\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "So substituting,<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=26=sqrt%2834%29sqrt%2820%29cos%28theta%29 ALIGN=MIDDLE  ALT=\"26=sqrt%2834%29sqrt%2820%29cos%28theta%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=cos%28theta%29=26%2Fsqrt%28680%29 ALIGN=MIDDLE  ALT=\"cos%28theta%29=26%2Fsqrt%28680%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Solve for <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=theta ALIGN=MIDDLE  ALT=\"theta\"   DISABLED_style= \"max-width:90%; height:auto;\" >.\r<BR>\n" );
document.write( "\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );