Preferences Dimensions
Specify how you want dimensions to appear on the plan.
USA/Metric options specify the units of measurement to use in dimensions
(this does not switch between modes)
Dimension Fonts select the font size and attributes to use in dimensions.
Dimension text You can specify whether you want the dimension numbers to be:
(dimension text will always run right to left on angled dimensions.)
Use Standard Arrows This is the default. Dimensions will be started and ended with arrows pointing to reference lines that are drawn perpendicular to the dimension line. (<---- ---->)
Use Abscissa Ends Dimensions will be drawn with "Abscissa" lines drawn at 45░ to reference lines that are drawn perpendicular to the dimension line. ( /---- ----/)
Note: You can change this setting on existing dimensions by selecting the dimension and clicking Properties.
Dimension Line Style