| Giver | Post | Date |
| PrateekKurup1995 | Parallelogram ABCD lies in the xy plane | 10-Mar-2025 |
| kathanraval21 | Parallelogram ABCD lies in the xy plane | 20-Aug-2024 |
| Lematavo1701 | Parallelogram ABCD lies in the xy plane | 18-Apr-2024 |
| Karki | Parallelogram ABCD lies in the xy plane | 27-May-2022 |
| Kaviya14 | Parallelogram ABCD lies in the xy plane | 18-Apr-2022 |
| assasins | Parallelogram ABCD lies in the xy plane | 30-Dec-2021 |
| badgeMBA | Parallelogram ABCD lies in the xy plane | 02-Oct-2021 |
| sedame | Parallelogram ABCD lies in the xy plane | 11-Sep-2021 |
| Sid701 | Parallelogram ABCD lies in the xy plane | 28-Jul-2021 |
| Carcass | Parallelogram ABCD lies in the xy plane | 23-Sep-2016 |