AUTOCAD12
The RANS function does what you want. The syntax is (trans <point> <from>
<to>). <from> and <to> may be 0 for WCS, 1 for UCS, an entity name, or an
entity extrusion vector, or a few other things. To translate a polyline vertex
to WCS:
(trans vertex <210 group of polyline> 0)
jrf