Creo Direct > Designing in the Creo Direct Environment > Working in Part Mode > Working with 3D Geometry > Manipulating Quilts and Surfaces > Extend > To Extend an Edge Normal to a Plane
  
To Extend an Edge Normal to a Plane
1. Select one or more single-sided edges of quilts or surface. A Live Toolbar appears. A dragger with a handle appears along the selected edge.
2. On the Live Toolbar, click to open the Options Toolbar. On the Options Toolbar click to expand the Floating Dashboard.
3. In the Type panel, select Normal to plane to extend the edge up to a specified plane in the direction that is normal to this plane.
Alternatively, click on the Options Toolbar.
4. Select a plane to which to extend the surface.
5. Middle-click to complete the operation.