Answer:
a
Step-by-step explanation:
i got it on a test
Answer:
See explanation
Step-by-step explanation:
The given trigonometric equation is
.
We take the inverse cosine of both sides to get:

to the nearest degree
None of the options satisfies the given equation.
But if the question is actually;

Then;
.
.
.
.
Or
.
In this case the answer will be B
Answer:
what I'm bored
Step-by-step explanation:
what's u need help with anything I'
Answer:19, 81, 45
Step-by-step explanation: