document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=611743>Question 611743</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Solve the equation (sinA = cos(A + 20)) </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #386347 by </B><A HREF=/tutors/aboutme.mpl?userid=lwsshak3><B>lwsshak3(11628)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=lwsshak3><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=386347\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Solve the equation (sinA = cos(A + 20))<BR>\n" );
document.write( "sinA=cos(A+20)<BR>\n" );
document.write( "sinA=cosAcos20-sinAsin20<BR>\n" );
document.write( "sinA+sinAsin20=cosAcos20<BR>\n" );
document.write( "sinA(1+sin20)=cosAcos20<BR>\n" );
document.write( "sinA/cosA=cos20/(1+sin20)<BR>\n" );
document.write( "tanA&#8776;.70<BR>\n" );
document.write( "A=34.99º </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );