Creating an Angle Mate With Reference Entity To create an angle mate with a reference axis: Make sure that the two entities to mate are constrained directly or indirectly using concentric, coincident, parallel, or distance mates. Click Mate (Assembly toolbar) or Insert > Mate. In the Mate PropertyManager, for Entities to Mate , select two entities in the graphics area or the flyout FeatureManager design tree. Under Standard Mates, click Angle and set the dimension. Do one of the following:Click Auto Fill Reference Entity . Select a face or edge in the graphics area that is perpendicular to the two mated components. Click . Parent topicStandard Mates Angle Mate Reference Entity for Angle Mates Example: Auto-Fill for Reference Entity Coincident Mate Concentric Mate Distance Mate Distance Mates to Cylindrical Components Lock Mate Parallel and Perpendicular Mates Tangent Mate