Answer:
2π radians
Step-by-step explanation:
I think this is the graph for your answer, for the next question like this, try to use "Desmos"
Answer:

Step-by-step explanation:
(
)
Multiply
by each term in the parentheses.
+ 
Now, all you have to do is simplify.

Answer:
use m a t h w a y
Step-by-step explanation:
put it all together and they will give you opitions
The correct answer is A) adults tickets: 19