Knowing the Unit Circle

Exact coordinates of $$\frac{3\pi}{4}$$ on the unit circle?

What quadrant is $$\frac{-2\pi}{3}$$ in?

What is the radius of a unit circle?

What point on the unit circle corresponds to $$\frac{3\pi}{2}$$ ? Options: (0, 1), (1, 0), (0, -1), (-1, 0)

When drawing a right triangle from any point on the unit circle to the x-axis, what is the length of the hypotenuse?

How many degrees would be in one quadrant of a circle?

Name the angle indicated by the graph in both degrees and radians.

What quadrant is $$\frac{5\pi}{4}$$ located in on the unit circle? Options: I, II, III, IV

Identify the positive angle in both degrees and radians that represent point L. Options: $$240\degree,\ \frac{4\pi}{3}$$  , $$225\degree,\ \frac{5\pi}{4}$$  , $$-60\degree,\ -\frac{\pi}{3}$$  , $$270\degree,\ \frac{3\pi}{2}$$