JavaScript must be enabled in order to use this site.Please enable JavaScript in your browser and refresh the page. Coincident 2D Constraint Used to constrain linear or circular segments or vertices in such a way that they pass through a single point. You can access this tool from the following: Ribbon: Modeling > Constraints > 2D Ribbon: Drawing > Constraints > 2D Toolbox: 2D Constraint Tools Key-in: CONSTRAINT2D CREATE COINCIDENT2D To Apply a Coincident 2D Constraint Parent topic: Applying Constraints