SOLUTION: Angle B is between 0 degrees and 180 degrees, solve for B. round to the nearest whole number. cos B=-1/4

Algebra ->  Trigonometry-basics -> SOLUTION: Angle B is between 0 degrees and 180 degrees, solve for B. round to the nearest whole number. cos B=-1/4      Log On


   

Question 1144661: Angle B is between 0 degrees and 180 degrees, solve for B. round to the nearest whole number.
cos B=-1/4
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Angle B is between 0 degrees and 180 degrees, solve for B. round to the nearest whole number.
cos B=-1/4
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104 degs, according to my calculator.
Do you have a calculator?