Creating Center Lines (No Reference)

	This task will show you how to apply a pair of center lines to a circle or an ellipse.
	Open the Brackets_views06.CATDrawing document.
	1. Click the Center Line icon from the Dressup toolbar (Axis and Threads sub-toolbar).
	2. Select a circle. Center lines are automatically applied to the circle .
	3. Click in the drawing to confirm the creation and select the center lines.
	4. Use manipulators to modify center lines size.
	You can apply this scenario to an ellipse.
	When creating a center line on a generative view, a message will be displayed if the center line cannot be associative to the 3D.