Who is the brain? Are they a CPU? Are they an actual account? Is there a way to view their profile/account? Who are they?

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)

To what extent was the chinese exclusion act a turning point in american foreign policy

The sociological perspective focuses on what? a. general social patterns b. individual behaviors c. biological explanations d. mental processes