Primary Members

You can create primary members with these methods:

	Path Segment	Creates a member along a sketch entity. Select one or more sketch entities (similar to weldments). You can also select model edges for path segments.
	Reference Plane	Creates a member along the intersection of two or more planes.
	Point and Length	Creates a member originating at a point and extending for a specified length. Select one or more points and specify a length.
	On Face	Creates a member along the intersection of a face or surface, and a plane.