Comment 2 for bug 1411097

By default, Pharo 3 use bitmap which is not compatible with Athens.
Before running DrGeo you need to activate FreeType and use true type font for the whole system (to do from the Settings browser)

The set up is described from the Dr. Geo's SmalltalkHub page:
http://smalltalkhub.com/#!/~HilaireFernandes/DrGeo