document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=828386>Question 828386</A>: <I><SPAN STYLE=\"word-break: break-all;\"> a television antenna is on the roof of a building. from a point on the ground 36.0 ft. fron the building, the angles of elevation of the top and the bottom of the antenna are 51° and 42°, respectively. how tall is the antenna?<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #499275 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=499275\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> ---<BR>\n" );
document.write( "tanA = opp/adj<BR>\n" );
document.write( "opp = tanA * adj<BR>\n" );
document.write( "---<BR>\n" );
document.write( "bottom:<BR>\n" );
document.write( "a = tan(42) * 36<BR>\n" );
document.write( "a = 32.414545594722235<BR>\n" );
document.write( "---<BR>\n" );
document.write( "top:<BR>\n" );
document.write( "b = tan(51) * 36<BR>\n" );
document.write( "b = 44.456297635261841<BR>\n" );
document.write( "---<BR>\n" );
document.write( "height = b - a<BR>\n" );
document.write( "height = 44.456297635261841 - 32.414545594722235<BR>\n" );
document.write( "---<BR>\n" );
document.write( "answer:<BR>\n" );
document.write( "antenna height = 12.04 ft<BR>\n" );
document.write( "---<BR>\n" );
document.write( "Solve and graph linear equations:<BR>\n" );
document.write( "https://sooeet.com/math/linear-equation-solver.php<BR>\n" );
document.write( "---<BR>\n" );
document.write( "Solve quadratic equations, quadratic formula:<BR>\n" );
document.write( "https://sooeet.com/math/quadratic-formula-solver.php<BR>\n" );
document.write( "---<BR>\n" );
document.write( "Solve systems of linear equations up to 6-equations 6-variables:<BR>\n" );
document.write( "https://sooeet.com/math/system-of-linear-equations-solver.php<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );