Help with my answer? I am confused

Find the secant of the angle in standard position in which the terminal side passes through the point (-16, -30).

Question

Help with my answer? I am confused 


Find the secant of the angle in standard position in which the terminal side passes through the point (-16, -30).

dancing_stars23 · Answer

I thought it was 15/8 but in my book its not like that, but my choices aren't what they should be

dancing_stars23 · Answer

@aaronq

dancing_stars23 · Answer

the other options are 

15/8
-17/8
17/15
-17/15

anonymous · Answer

I would think it would be 17/15 but I could be wrong.

anonymous · Answer

did you find the hypotenuse of the triangle?

dancing_stars23 · Answer

@satellite73 I dont understand. what do you mean find the hypotenuse, how would i do that?

athecool · Answer

Do you still need help?

dancing_stars23 · Answer

@athecool yes that would be great

dancing_stars23 · Answer

so for whoever needs help on this, the answer is -17/8 because the hypotenuse is -34 which stands for 1 in the equation of sec is 1/cos=1/x