document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=523790>Question 523790</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Find the obtuse angle between the y- axis and the line with a slope of m= -1/4? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #347432 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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=347432\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Find the obtuse angle between the y- axis and the line with a slope of m= -1/4?<BR>\n" );
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document.write( "Plot the point (4,-1) and (0,0)<BR>\n" );
document.write( "Draw a line thru them so you can see what is happening.<BR>\n" );
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document.write( "invtan(-1/4) = -14.04 degrees is the acute angle.<BR>\n" );
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document.write( "180-14.04 = 165.96 degrees is the obtuse angle.<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
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