document.write( "Question 996053: I really don't understand the unit circle. I get the different [arts but I dont know how to apply them to a problem, and how the 45,45,90 and the 30,30,60 triangle comes into play. If you could explain that, I would be so grateful! As an illustration, find the cosine, tangent of 135 degrees. :) \n" ); document.write( "
Algebra.Com's Answer #614634 by MathLover1(20849)\"\" \"About 
You can put this solution on YOUR website!
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\n" ); document.write( "\n" ); document.write( "this is very good link for you:\r
\n" ); document.write( "\n" ); document.write( "http://www.mathsisfun.com/geometry/unit-circle.html
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