document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=93988>Question 93988</A>This question is from textbook <A HREF=http://www.amazon.com/exec/obidos/ASIN/0395977258/algebrahomeworkh></A><BR>\n" );
document.write( ": <I><SPAN STYLE=\"word-break: break-all;\"> please help me Indicate whether the problem is true or false show how you got it sin25 degrees = sin155 degrees </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #68478 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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=68478\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> please help me Indicate whether the problem is true or false show how you got it sin25 degrees = sin155 degrees<BR>\n" );
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document.write( "sin(25 degrees) = sin(180-25 degrees) = sin(155 degrees)<BR>\n" );
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document.write( "You can see this if you know something about the unit circle.<BR>\n" );
document.write( "Draw the terminal side of a 25 degree angle; the y value where the line meets the unit circle  is the sine.<BR>\n" );
document.write( "Draw the terminal side of a 155 degree angle; the y value whee the line meets the unit circle is the sine.<BR>\n" );
document.write( "You should be able to see that they are the same y value.<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
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