document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=181071>Question 181071</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Show how both sides equal.<BR>\n" );
document.write( "sin 45 degrees= Square root 1-cos 90 degrees/2.<BR>\n" );
document.write( "PLEASE HELP </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #135731 by </B><A HREF=/tutors/aboutme.mpl?userid=eperette><B>eperette(173)</B></A><img src=\"/images/stars/stars-09.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=eperette><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=135731\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> things you should know:<BR>\n" );
document.write( "sin45= sqr(2)/2<BR>\n" );
document.write( "cos90= 0\r<BR>\n" );
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document.write( "sin45 = sqr(1-cos90/2)<BR>\n" );
document.write( "sqr(2)/2 = sqr (1-0/2)<BR>\n" );
document.write( "sqr(2)/2 = sqr (1/2)<BR>\n" );
document.write( "sqr(2)/2 = sqr(1)/sqr(2)<BR>\n" );
document.write( "sqr(2)/2 = 1/sqr(2)<BR>\n" );
document.write( "sqr(2)/2 = 1/sqr(2) * sqr(2)/sqr(2)<BR>\n" );
document.write( "sqr(2)/2 = sqr(2)/2 </SPAN>\n" );
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