Find the value of the remaining four trigonometric functions of ?

Question

sin theta = -2/3 and cos theta = -sqrt 5/3

Answer 1

See my answer here:

http://www.wyzant.com/resources/answers/39213/find_tan_theta

 

And you can find all 4 of the other trig functions, not just the tan and cotan given in the other answer.

Answer 2

tan=sin/cos, cot=cos/sin