
Steps
Select one or more lines.
Hover over the "Constraint" icon in the toolbar.
Click the "Collinear Constraint" icon, and the selected elements will lie on the same infinite line.
Right-click or press Esc to exit.

Steps
Select one or more lines.
Hover over the "Constraint" icon in the toolbar.
Click the "Collinear Constraint" icon, and the selected elements will lie on the same infinite line.
Right-click or press Esc to exit.