find the midpoint of line AB
A) (4.5, 4.5)
B) (1.5, 1.5)
C) (3,3)
D) (2,2)

Answer:
B. (1.5, 1.5).
Step-by-step explanation:
Point A has coordinates (-3, -3) and point B is (6, 6).
The mid point is ((-3+6)/2 , (-3+6)/2)
= (3/2 , 3/2)
= (1.5, 1.5) (answer).