Asked by George
what is the arccos(2)?
I have tried to use the unit circle but I do not understand this :/.
I have tried to use the unit circle but I do not understand this :/.
Answers
Answered by
Steve
I can understand your trouble. The value of cosθ is always less than 1.
Using the unit circle, the hypotenuse is 1. It is very hard to draw a triangle where one leg is 2 and the hypotenuse is 1.
I suspect a typo.
Using the unit circle, the hypotenuse is 1. It is very hard to draw a triangle where one leg is 2 and the hypotenuse is 1.
I suspect a typo.
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