Select this menu option to create a vector from the outline of two or more overlapping vectors.
Note: The Weld Vectors 
button on the Vector Editing toolbars is a shortcut for this menu option. The availability of this button and toolbar is license dependent.
button on the Vector Editing toolbars is a shortcut for this menu option. The availability of this button and toolbar is license dependent.For example, these vectors:
change to:
