Constrain two or three of any of these geometry types: line segments, vectors, or polygon sides, to be congruent with these steps:
| 1. | Select  two line segments. |
| 2. | Click the Congruent icon  from the Constrain toolbox, or select Congruent from the Constrain menu. |
You will see matching congruency lines on the selected segments and a length will be adjusted.
