Answer:
2 goes in green box
Explanation:
(9,2) (-7,-9)
(x1, y1) (x2,y2)
Midpoint is (x1+x2)/2 , (y1+y2)/2
(9-7)/2= 1
(2-9)/2 = -7/2
-7/2
To find the y coordinate of the midpoint and the y coordinates together and divide by 2
(2+-9)/2
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