creo4 config.pro option documentation for: VARIABLE_PLOTS_IN_INCHES 
angular_tol_0.0
Category: Dimensions & Tolerances
Description: Sets the default tolerance for angular dimensions. Each option sets a tolerance for a specific decimal place. The value is the place of the last decimal.
Values:
Default Values: 5.000000
- Makes the following commands available on the All Commands
list:
Local Push
Radius Dome
Section Dome
Ear
Lip
Slot
Shaft
Flange
Neck
Setting this configuration option to yes
also makes Evaluate
available when you click Insert
> Model Datum
.