To Create a Total Included Angle Dimension
1. Right-click in the Sketcher window and choose Dimension from the shortcut menu or click Sketch > Normal.
2. Select the entity to dimension.
* 
The entity must be linear and cannot be parallel to the centerline.
3. Select the centerline.
4. Select the entity again and middle-click to place the dimension. The dimension is created.
Was this helpful?