SOLUTION: Evaluate: cos 120 degrees sin 280 degrees 20" tan 300 degrees

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Question 909331: Evaluate:
cos 120 degrees sin 280 degrees 20" tan 300 degrees
Answer by lwsshak3(11628) About Me  (Show Source):
You can put this solution on YOUR website!
Evaluate:
cos 120 degrees=-0.5
sin 280 degrees 20"=sin 280.005556˚=-0.9848
tan 300 degrees=-√3
note: 1"=(1/3600)˚