Carol H. answered 09/29/18
Tutor
4.9
(285)
Masters' Degree in Mathematics with 35 Years of Teaching Experience
cosx = -.7313537
x = cos-1(-.7313537) = 136.9999º
x ≅ 137º
Daisy R.
asked 09/29/18Carol H. answered 09/29/18
Masters' Degree in Mathematics with 35 Years of Teaching Experience
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