Creo Simulate > References > Sketcher > Dimensioning Sketcher Geometry > To Control the Display of Dimensions
  
To Control the Display of Dimensions
Perform one of the following operations:
Set the sketcher_disp_dimensions and the sketcher_disp_weak_dimensions configuration options.
Click or clear the Show dimensions and Show weak dimensions check boxes in the Sketcher area of the Creo Parametric Options dialog box.
Toggle the Disp Dims button in the Sketcher Display Filters on the Graphics toolbar.
Click View > Display > Disp Dims.