To Delete a Sketch Feature
1. In the graphics window or the Model Tree, select the Sketch feature to delete.
2. Right-click and choose Delete from the shortcut menu. The Delete dialog box opens.
3. If the selected Sketch feature is a parent feature to one or more sketch-based features, click Options. In the Children Handling dialog box, resolve the child feature dependencies.
4. Click OK. The selected Sketch feature is deleted.