Selecting Silhouette Edges

You can select the silhouette edge of a rounded surface, such as a cylinder.

To set silhouette edge visibility, click Options (Standard toolbar) or Tools > Options > System Options > Display and select Dynamic highlight from graphics view.

Silhouette edges are included in box-select operations.

To select a silhouette edge:

1. Open a sketch on a model face, plane, or in an active drawing view.
2. Select one of the tools:
   • Convert Entities
   • Offset Entities
   • Smart Dimensions
   • Add Relations
3. Move the pointer over a cylindrical face until the pointer changes to .
   
   
   
4. Select the highlighted edge.