document.write( "Question 761718: how to find 5 pi/4 theta (in radians) to sin theta \n" ); document.write( "
Algebra.Com's Answer #463432 by MathLover1(20850)\"\" \"About 
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\n" ); document.write( "\"sin%28+5pi%2F4%29+=-1%2Fsqrt%282%29=-sqrt%282%29%2F2=-0.7071\" radians
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