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Mathematics 6 Online
OpenStudy (anonymous):

Reduce the evaluation of the trigonometric function to an evaluation of the same function at its reference angle, tan 245 degrees and cot 245 degrees. Please help I have no idea what this question is even asking!

OpenStudy (anonymous):

do you know what a reference angle is?

OpenStudy (anonymous):

for example what is the reference angle of 100 degrees?

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