SOLUTION: what are the six trigonometric functions of 19pi/4

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Question 845014: what are the six trigonometric functions of 19pi/4
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
%2819%2Api%29%2F4=%2819%2Api%29%2F4-%288%2Api%29%2F4-%288%2Api%29%2F4=%283%2F4%29pi
cos%28%283%2F4%29pi%29=-sqrt%282%29%2F2
sin%28%283%2F4%29pi%29=sqrt%282%29%2F2
tan%28%283%2F4%29pi%29=-1
You can get the other three by taking reciprocals.