Question 34010
Well sin = opposite/hypotinuse

so we can use a^2+b^2=c^2

-3^2+b^2=4^2
9+b^2=16
b^2 = 7
b = - sqrt of 7 because tangent has to be positive

so cos = - sqrt 7 / 4
tan = 3 / sqrt 7
csc = -4/3
sec = 4/7
cot = sqrt 7 / 3