9/100
Alternative form : 0.09
Answer:
(6,0)
Step-by-step explanation:
Used Desmos Scientific calculator.
Please consider using the Law of Cosines.
Answer:
Step-by-step explanation:
We know that cosx = sin( - x)
We can apply it here:
sin(55°) = cosx
cos( - 55°) = cosx
Now we apply the arccos to both sides:
x = - 55° + 2k or x = - - 55° + 2k