| Giver | Post | Date |
| RupamPaul13 | Re: The vertex of a parallelogram are (1, 0), (3, 0), (1, 1) and (3, 1) | 17-May-2019 |
| ravanius | Re: The vertex of a parallelogram are (1, 0), (3, 0), (1, 1) and (3, 1) | 01-Jan-2018 |
| ENGRTOMBA2018 | Re: The vertex of a parallelogram are (1, 0), (3, 0), (1, 1) and (3, 1) | 16-Aug-2015 |
| doriangroove | Re: The vertex of a parallelogram are (1, 0), (3, 0), (1, 1) and (3, 1) | 16-Aug-2015 |
| Tans | Re: The vertex of a parallelogram are (1, 0), (3, 0), (1, 1) and (3, 1) | 09-Mar-2015 |
| olgatz | Re: The vertex of a parallelogram are (1, 0), (3, 0), (1, 1) and (3, 1) | 24-Jan-2014 |
| amitasagar23 | Re: The vertex of a parallelogram are (1, 0), (3, 0), (1, 1) and (3, 1) | 11-Jan-2014 |