12. identify the main term from the following statement: arthrotomy of toe, interphalangeal joint

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)

98 points! include an answer and in advance!

Some studies have found that what percentage of students have cheated in some form? a. 10% b. 25% c. 45% d. 75%