Share Email Facebook Twitter LinkedIn PerpendicularConstraint3DProxy.EntityOne Property Parent Object: PerpendicularConstraint3DProxy Description Property that returns the first sketch entity being constrained. Syntax PerpendicularConstraint3DProxy.EntityOne() As Object Property Value This is a read only property whose value is an Object. Version Introduced in version 10 © Copyright 2025 Autodesk, Inc. Comment on this page.