2. (-3; 12) (-2; 13) (0; 13) (2; 12) (5; 9) (7; 9) (9; 8) (10; 8) (8; 6) (8; 5) (8,5; 0) (8,5; -1)(7;

The provided text appears to be a list of coordinate points. Without a specific question or task, no further analysis or solution can be provided.