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Mathematics 18 Online
OpenStudy (anonymous):

The terminal side of the angle with the radian measure of 19pi/2 coincides with the positive half of the y-axis. Its sin is -1 so this would be false correct?

OpenStudy (amistre64):

the sin of an angle on a unit circle, relates to the y value of a given point. can a y value be positive and negative at the same time?

OpenStudy (anonymous):

Not that i know of.

OpenStudy (amistre64):

then i would agree that its false :)

OpenStudy (anonymous):

Thanks :) figured just wasnt sure

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