1) (0; 0), (-1; 1), (-3; 1), (- 2; 3), (-3; 3), (-4; 6), (0; 8), (2; 5), (2; 11), (6; 10), (3; 9), (4; 5), (3; 0), (2; 0), (1; -7), (3; -8), (0; - 8), (0; 0).

The problem asks to analyze a set of points. Without a specific question about these points (e.g., plotting, finding a shape, calculating area), no further action can be taken.