Specifies the first point that defines the aligned linear dimension (1 in the illustration).
Second extension line origin
Specifies the second point that the aligned linear dimension (2 in the illustration).
Dimension line location
Specifies where to place the dimension line. The dimension line moves only in the direction perpendicular to the two points (3 in the illustration).
Select objects
Draws an aligned linear dimension for the objects you select. If you select a line, the endpoints of the line are used as the origins of the extension lines. If you select a circle, the endpoints of its diameter are used as the origins of the extension line. The point used to select the circle defines the origin of the first extension line.
Placement options
Provides options to override the default distance snap settings.
Select object - Specifies an object to use as the base for the distance snap calculation.
Options - Displays a dialog box, which enables you to override the snap distance or turns distance snap on or off, temporarily.
Options
Displays the Power Dimension Options dialog box enabling you to pre-configure options for this command session.
Note: This option is visible in the command line only if the AMPOWERDIMEDITOR system variable is set to 0 or the ribbon is turned off.