Answer:
(-5,-3)
Step-by-step explanation:
X axis
(-9+(-1))/2
=-5
Y axis
(-8+(2))/2
=-3
(-8.5,0.5)
[(x1+x2)/2, (y1+y2)/2]
[(-9+(-8))/2, (-1+2)/2]
Answer= (-8/5, 0.5)
