> Could someone please explain to me how `xyscaled` works in this case
> please. I though `xyscaled (αcm, ζcm)` would set the object/path to a
> width of α cm and a height of ζ cm.

IIRC, xysized does that. (I am usually confused between ..sized and 
..scaled, but one of them scales to the given dimensions).

Aditya