There are some other entities that may be useful for technical drawings, namely ellipses, rings (donuts), and clouds (normally used for revisions).
ELLIPSE command (alias
EL, on the Draw toolbar or on the Draw main menu) creates ellipses and elliptical arcs. By default, the command prompts for specifying two points that define the first axis and a point or a distance that defines the second half axis.
: ELLIPSE Options: Elliptical arc, Center or Specify axis start point» P1 Specify axis end point» P2 Options: Rotation or Specify other axis end point» P3
The Elliptical arc option allows the user to create an elliptical ...