| Giver | Post | Date |
| Ujval676 | If lines k and j are in the xy coordinate plane, is the | 25-Sep-2023 |
| Fdambro294 | If lines k and j are in the xy coordinate plane, is the | 13-Nov-2021 |
| tsahay2 | If lines k and j are in the xy coordinate plane, is the | 15-Jun-2021 |
| JAGRITIAGARWAL | If lines k and j are in the xy coordinate plane, is the | 10-Mar-2021 |
| Edoardo1999 | If lines k and j are in the xy coordinate plane, is the | 20-Feb-2021 |
| gmatFalcon | If lines k and j are in the xy coordinate plane, is the | 18-Jan-2020 |
| Nishant259 | If lines k and j are in the xy coordinate plane, is the | 18-Apr-2019 |
| Eshan | If lines k and j are in the xy coordinate plane, is the | 11-Mar-2014 |
| Andreacinti | If lines k and j are in the xy coordinate plane, is the | 25-Nov-2012 |
| Astrocat15 | If lines k and j are in the xy coordinate plane, is the | 22-Nov-2012 |
| WoundedTiger | If lines k and j are in the xy coordinate plane, is the | 22-Nov-2012 |