8- | a b 7- | 6- | 5- | 4- | 3- | 2- | x c 1- |______________________________
0 1 2 3 4 5 6 7 8 9
x,x=1,2
The missing coordinates of the square are (1, 2). This point aligns with the existing coordinates of the square based on the properties of squares. The complete list of coordinates for the square is (1, 8), (7, 8), (7, 2), and (1, 2).
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