im new to physics
I need to find the angle using trig
my question is
tan0 = BC/AB = -8/12 = -0.6666
0 = -34 degrees
I cant figure out how to use the calculater to get
-34 degrees I use 2nd function tan then type -0.6666 and I get -37 degrees
can someone tell me where I am going wrong

Question

im new to physics
I need to find the angle using trig
my question is 
tan0 = BC/AB = -8/12 = -0.6666
0 = -34 degrees
I cant figure out how to use the calculater to get  
 -34 degrees  I use 2nd function tan then type -0.6666 and I get -37 degrees
can someone tell me where I am going wrong

anonymous · Answer

I think you are fall .

anonymous · Answer

do it again. i did it and the angle is -34 degrees .