• Measure >> Distance >> Ref. Vector / Ref. Vector command measures the distance between two reference vectors. Parallel vectors or crossed vectors can be measured. The distance between intersectional vectors is 0.

Step   

Execute Measure >> Distance >> Ref. Vector / Ref. Vector command as follows:

1. Select Measure >> Distance >> Ref. Vector / Ref. Vector from the menu or click the icon from the Measure toolbar.

2. Select two reference vectors in order.

3. The result appears on the workspace window as follows.

• This menu is disabled if there is no reference vector.