It is 180 degrees- hope this helps!
Answer:
cos90* = 0.
Step-by-step explanation:
Look up the unit circle or type it into your calculator
Answer:
39. 29
36. 50
33. 7
30. 33
Step-by-step explanation:
39. According to the Order of Operations, in this case, Subtraction & Addition are evaluated after Division & Multiplication:

36. Evaluate everything since everything is wrapped in parentheses:

33. Evaluate everything inside of parentheses FIRST:

I am joyous to assist you anytime.
The answer is C. 98.47
Please give Brainliest answer, thanks.