Posted by dellus on Jul 28, 2018; 6:11pm
URL: https://forum.librecad.org/Resize-a-rectangle-or-create-rectangle-with-specific-dimensions-tp5716174p5716258.html

If I understand your question right, you can use Modify - Stretch and then specify first and second corner as the same, the point you want to move, the reference point also the same, but maybe a different one, all by snap, and then the target point by command line.