FOR 60 POINTS! Someone pls do a 4 level analysis on this.

Hurry: the angle measures associated with which set of ordered pairs share the same reference angle? (-square-root 3/2, 1/2) , (-1/2, -square-root 3/2) (1/2, -square-root 3/2) , (-square-root 3/2, 1/2) (-1/2, -square-root 3/2), (1/2, square-root 3/2) (square-root 3/2, 1/2) , (1/2, square-root 3/2)

Would enjoy a movie about the subject

Secondary school falls between a . kindergarten & elementary b. elementary school & post secondary school c. post secondary school & higher education d. middle school & high school