document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=937599>Question 937599</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A 36 ft ladder is used to reach the top of a 28 ft wall. if the ladder extends 2 ft past the top of the wall, find its elevation to the horizontal. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #571022 by </B><A HREF=/tutors/aboutme.mpl?userid=TimothyLamb><B>TimothyLamb(4379)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=TimothyLamb><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=TimothyLamb><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=571022\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> h = 34 ft<BR>\n" );
document.write( "a = 28 ft<BR>\n" );
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document.write( "use law of sines to find the elevation angle:<BR>\n" );
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document.write( "a/sinA = h/sinH<BR>\n" );
document.write( "sinA/a = sinH/h<BR>\n" );
document.write( "sinA = a*sinH/h<BR>\n" );
document.write( "A = asin( a*sinH/h )<BR>\n" );
document.write( "A = asin( 28*sin(90)/34 )<BR>\n" );
document.write( "A = 55.43967822<BR>\n" );
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document.write( "answer:<BR>\n" );
document.write( "elevation angle = 55.4 degrees<BR>\n" );
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document.write( "</TD></TR></TABLE>\n" );