document.write( "Question 44197: Find the exact value of: sin 405º.\r
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Algebra.Com's Answer #29238 by jake_6233(74)\"\" \"About 
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Find the exact value of: sin 405º.
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\n" ); document.write( "\n" ); document.write( "First you need to realize that a circle has 360 degreees and 405 - 360 =45
\n" ); document.write( "so actually they want the exact value of 45 degrees which is pi/4 from the unit circle
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