Trim an existing ellipse to make it an open object.
Control the orientation and sizing of an ellipse using the control points and
axes.
Apply constraints and dimensions to an ellipse.
Split, trim, or delete an ellipse curve or axes.
Move an ellipse by selecting a center point and dragging
it.
Resize or rotate the ellipse by selecting and then dragging an elliptical curve.
Convert an external ellipse to create an elliptical sketch entity.
Note:
The control
points and axes become visible if you remove the On Edge
constraint of the converted ellipse. If you project a circle on an inclined
plane, the resultant shape is an ellipse.