Posted by flywire on Jan 17, 2025; 8:34pm
URL: https://forum.librecad.org/Surfaces-tp5721605p5726059.html

dellus wrote

But unfortunately there is no way to ask the area of an existing shape.

Seems it would be trivial to change the existing Polygonal Area tool from requiring user to click each point of a polygon to use the existing nodes of a selected polygon.

iirc Complexities include donut polygons and polygons occurring as multiple objects.