Answer: There are no choices so unfortunately I can't give you an answer
Step -by-step explanation:
Answer:
71°
Step-by-step explanation:
The cosine of an angle is equal to the sine of its complement:
cos(19°) = sin(90° -19°) = sin(71°)
Comparing to the given expression, we see that x = 71°.
Answer:
I think its A but im not sure
Step-by-step explanation:
Answer:
b
Step-by-step explanation: