Modify Constraints
To generate a variation that is different from the original, you must change one or more constraints from their current values to the values you want to see in the variation.
1. In the Generate Constraints dialog box, click the Assign radio button. Then pull down the Type selection list and select Dimension.
2. Click Apply.
3. Click the dimension text that gives the height of the triangle (40.5).
Type in: 55 [Enter]
4. Click the dimension text that gives the length of the triangle (65.25).
Type in: 55 [Enter]
5. Click End.
Notice how the dimension text is updated.