Hi Leah S.,
If you put into your calculator the inverse cosine of 1/4, [cos-1(1/4)], you will get 75.5 degrees or 1.32 radians.
I hope this helps, Joe.
Leah S.
asked • 01/14/20Geometry Homework
Use a calculator to find the approximate angle measure of the following : cos^-1(1/4)
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