The reference angle for 305° is _____°
If the point p(-3/5, y) lies on the unit circle and P is in the second quadrant, what does y equal? If necessary, use the slash mark (/) for a fraction bar.
Answer:_________
What are the coordinates of the terminal point determined by t = 20π /3
A: (½, √3/2)
B: (-1/2, √3/2)
C: (½, -√3/2 )
D: (-1/2, -√3/2)