★How to add dimensions and constraints in sketch automatically

Issue:

How to add dimensions and constraints in sketch automatically?

Solution:

1. Draw the lines in the sketch, click the right mouse button in the blank area of the drawing, and select Auto Constrain.
   
2. In the Auto Constrain command, select the datum point of the constraint in Base Point, select the lines which need to mark in Entities, click OK.
   
3. The effect is as follows.