diff --git a/src/Mod/Sketcher/App/GeometryFacade.cpp b/src/Mod/Sketcher/App/GeometryFacade.cpp
index 439530f48c..68e475424b 100644
--- a/src/Mod/Sketcher/App/GeometryFacade.cpp
+++ b/src/Mod/Sketcher/App/GeometryFacade.cpp
@@ -132,6 +132,12 @@ void GeometryFacade::setConstruction(Part::Geometry * geometry, bool constructio
     return gf->setConstruction(construction);
 }
 
+bool GeometryFacade::isInternalType(const Part::Geometry * geometry, InternalType::InternalType type)
+{
+    auto gf = GeometryFacade::getFacade(geometry);
+    return gf->getInternalType() == type;
+}
+
 PyObject * GeometryFacade::getPyObject(void)
 {
     return new GeometryFacadePy(new GeometryFacade(this->Geo));
diff --git a/src/Mod/Sketcher/App/GeometryFacade.h b/src/Mod/Sketcher/App/GeometryFacade.h
index 6ed12f89cf..133582198b 100644
--- a/src/Mod/Sketcher/App/GeometryFacade.h
+++ b/src/Mod/Sketcher/App/GeometryFacade.h
@@ -114,6 +114,7 @@ public: // Utility methods
     static void copyId(const Part::Geometry * src, Part::Geometry * dst);
     static bool getConstruction(const Part::Geometry * geometry);
     static void setConstruction(Part::Geometry * geometry, bool construction);
+    static bool isInternalType(const Part::Geometry * geometry, InternalType::InternalType type);
 
 public:
     void setGeometry(Part::Geometry *geometry);