How to search people up if they aren't already my friend

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)

Question 4(multiple choice worth 10 points elise chooses to watch a movie with her friends instead of studying for her english test. this is an example of wasting talent getting distracted allowing others to set goals

What is a creative way to stop food waste? will give the brainlest