document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=873785>Question 873785</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Hi, Please help. I don't fully understand trigonometry. I have this question for homework and have done 2 parts of it but can't figure out the third.\r<BR>\n" );
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document.write( "Here's The Question:\r<BR>\n" );
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document.write( "(A)Find the coordinates of the point where y=-3x+10 and y=4x+2 intersect.<BR>\n" );
document.write( "(B)Find the angle each line makes with the x axis.<BR>\n" );
document.write( "(C)Find the Angle between the lines at the Point of Intersection.\r<BR>\n" );
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document.write( "I understand part a and b but not c. Please help I need to understand trigonometry. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #527121 by </B><A HREF=/tutors/aboutme.mpl?userid=ewatrrr><B>ewatrrr(24785)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ewatrrr><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=ewatrrr><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=527121\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> (8/7, 46/7) point of intersection<BR>\n" );
document.write( "tan A = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%2846%2F7%29%2F%2823%2F14%29+=+92%2F23 ALIGN=MIDDLE  ALT=\"%2846%2F7%29%2F%2823%2F14%29+=+92%2F23\"   DISABLED_style= \"max-width:90%; height:auto;\" >  and tan B = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%2846%2F7%29%2F%28+46%2F21%29+=+1 ALIGN=MIDDLE  ALT=\"%2846%2F7%29%2F%28+46%2F21%29+=+1\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "A = 75.96°  and B = 45°<BR>\n" );
document.write( "The other 180 - 76 - 45 = 59°  Check All Arithmetic<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=drawing%28300%2C300%2C+++-10%2C10%2C-10%2C10%2C++blue%28line%288%2F7%2C10%2C8%2F7%2C-10%29%29++%2C++%0D%0A+grid%281%29%2C%0D%0Acircle%2810%2F3%2C+0%2C0.4%29%2C%0D%0Acircle%28-.5%2C+0%2C0.4%29%2C%0D%0Acircle%288%2F7%2C+0%2C0.4%29%2C%0D%0Acircle%288%2F7%2C+46%2F7%2C0.4%29%2C%0D%0Agraph%28+300%2C+300%2C+-10%2C10%2C-10%2C10%2C0%2C-3x+%2B+10%2C+4x%2B2%29%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( " </SPAN>\n" );
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