Posted by emily on Wednesday, February 8, 2012 at 9:08pm.
find the hypotenuse: sqrt(9/25+16/25)=1
sinT= -4/5 / 1=-.8 and so on.
If csc theta is equals to negative and theta is in the 3rd quadrant?
a.find the other trigonometric function?
b.find the value ofthe angle?
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