Tuesday, 25 October 2016

attribute table - How to re-calculate area, perim, p2a,width and length in QGIS?


I cut a part out of one feature and added it to another feature in a polygon shapefile. My problem now is that both features has the same values in the area-, perim-, p2a-, width- and length-columns? The features are very much different in size, how do I get QGIS to sort of "re-calculate" the areas etc?





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