SOLUTION: Use a unit circle and 30 degree, -60 degree -90 degree triangles to find the value of degrees in the equation.
tan^-1(-sqrt3/3)
Thanks
Algebra.Com
Question 1015197: Use a unit circle and 30 degree, -60 degree -90 degree triangles to find the value of degrees in the equation.
tan^-1(-sqrt3/3)
Thanks
Found 2 solutions by ikleyn, fractalier:
Answer by ikleyn(52908) (Show Source): You can put this solution on YOUR website!
.
-30 degrees.
Answer by fractalier(6550) (Show Source): You can put this solution on YOUR website!
The inverse tangent of -sqrt(3)/3 = 150 degrees or 330 degrees
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