Ellipse (Center, Point, Ratio)
Toolbar / Icon:
 
   
 
   
Menu: Draw > Ellipse > Ellipse (Center, Point, Ratio)
Shortcut: E, P
Commands: ellipse | ep
Description:
Draws ellipses with a given center, major axis and minor axis.
Procedure:
  
- Set the center of the ellipse using the mouse or enter a coordinate in
  the command line.
- Define the major axis by clicking the endpoint of the axis, which is a
  point on the ellipse. You can also enter a coordinate into the command line
  or enter an angle and major radius in the format 
  
@50<30 where 50 is the major radius and 30 is the ellipse
  angle.
- Define the endpoint of the minor axis which is also a point on the
  ellipse.