Adding the Perpendicular Constraint in a Drawing
This function can be used to set two lines perpendicular to each other.

- Select Modeling | Connection |  Distance > Distance > Perpendicular. Perpendicular.
- Select a line (A).
- Select a second line (B).
Note: 
    
  - When drawing a rectangle using the  Rectangle function, the corners will be right angles. Rectangle function, the corners will be right angles.
- If you add a line perpendicular to another line by using the T key, the Perpendicular constraint is automatically created.
