document.write( "Question 754904: is The value of cosine of pi divided by 2 is 0 \n" ); document.write( "
Algebra.Com's Answer #459385 by Cromlix(4381)\"\" \"About 
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pi = 180 degrees
\n" ); document.write( "cos (pi) = -1
\n" ); document.write( "Divided by 2
\n" ); document.write( "= -1/2
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