SOLUTION: If it is true or false if sin 80°25'=0.9860 please help. Thank you

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Question 1069731: If it is true or false if sin 80°25'=0.9860 please help. Thank you
Answer by Edwin McCravy(20063) About Me  (Show Source):
You can put this solution on YOUR website!
0.9860 is only an approximation of sin(80°25') rounded to 4 
decimal places.  It is not the exact value.  This is not a 
special angle, so it cannot be expressed exactly, but only 
approximately.

Edwin