please help For each set of distances below, decide if the three points are collinear or form a triangle, or are impossible.
2. AB = 12, BC = 5, AC = 13 *
20 points
impossible
form triangle
collinear
3. AB = 11, BC = 3, AC = 7 *
20 points
impossible
form triangle
collinear
4. AB = 5, BC = 6, AC = 2 *
20 points
impossible
form triangle
collinear
5. AB = 8, BC = 1, AC = 9 *
20 points
impossible
form triangle
collinear
