@sas: thank you very much, i didn't know that command exists
@llogg: thank you too, it's a nice function but i don't know how to color the road created because the fill coulor fills only the lines and not the road space between lines.

Hello, I started to use inkscape a week ago but i can't figure how to do the road of a racetrack. I can draw a shape of the track adding various nodes, but then i can't convert this "skeleton" into a road (such like circle -> toro) because the copy+scale+aligning will produce always some a...