2012

Table Of Contents
Ordinate dimensions consist of an X or Y value with a leader line. X-datum
ordinate dimensions measure the distance of a feature from the datum along
the X axis. Y-datum ordinate dimensions measure the distance along the Y
axis.
Locate the Datum
The location and orientation of the current UCS determines the ordinate
values. Before creating ordinate dimensions, you typically set the UCS origin
to coincide with the datum.
662 | Chapter 9 Annotate Drawings