Answer:
330 degrees
Step-by-step explanation:
look at 4th quadrant of unit circle
(cos,sin)
(sqrt3/2,-1/2)=330
Answer:
80 questions.
Step-by-step explanation:
-Let X be the number of problems solved on day 1.
-Questions solved on day 2 are:
We know that the total number of questions solved is 144:
Hence, the number of questions solved on the first day is 80