| Giver | Post | Date |
| MAMannan | Re: The points A(0, 0), B(0, 4a - 5) and C(2a + 1, 2a + 6) form a triangle | 26-Nov-2020 |
| Doha1992 | Re: The points A(0, 0), B(0, 4a - 5) and C(2a + 1, 2a + 6) form a triangle | 29-Jun-2017 |
| tanmc | Re: The points A(0, 0), B(0, 4a - 5) and C(2a + 1, 2a + 6) form a triangle | 15-Feb-2017 |
| Bunuel | Re: The points A(0, 0), B(0, 4a - 5) and C(2a + 1, 2a + 6) form a triangle | 30-Mar-2015 |