Trimming a 3D Sketch To trim a 3D sketch: Start the 3D sketch on a 2D plane. Then do either of the following:Right-click and select 3D sketch on a plane. Double-click a plane or sketch entity. You can use any of the following trim options:Power trim Corner Trim away inside Trim away outside Trim to closest Parent topicTrim Entities Related tasks Trimming with Power Trim Extending with Power Trim Trimming with Corner Trimming with Trim Away Inside Trimming with Trim Away Outside Trimming with Trim to Closest Related reference Trim PropertyManager