Questions tagged [shape-area]

SHAPE_Area is a system field in a geodatabase polygon feature class that holds the geometric property 'area' for a shape. For the general concept of area, use the area tag.

6 questions with no upvoted or accepted answers
Filter by
Sorted by
Tagged with
2
votes
0answers
16 views

Raster:area() in R before and after projecting data

I have the following snippet of code: tracts<-readOGR('data/.') proj4string(tracts) "+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0 +k=1.0 +units=m +nadgrids=@null +...
1
vote
0answers
25 views

Difference in ONS area and area calculation in GIS-software

I have an official shapefile from the ONS (Office for National Statistics) in the BNG (British National Grid) projection. It has an st_areaha attribute column - I understand this is the area in ...
1
vote
0answers
112 views

Sum area of multiple polygons of same layer that are all contained within different polygon

I have multiple polygons of the same layer that are all contained within another polygon of a different layer (please see the example below- picture is of Great Barrier Island and surrounding islands, ...
0
votes
0answers
32 views

Lost/disappeared shape_length an shape_area fields

I have a vast database which includes a shape length and shape area field. One day, after doing some fc to fc layers from said feature class, I opened the attribute table and the shape length and ...
0
votes
0answers
15 views

ArcGIS Pro - need to import 3D model then create polygons on 3D model to measure sections for surface area

I am generally new to ArcGIS Pro. I am working on a project using photogrammetry where I am reconstructing 3D models and trying to measure the surface area of different sections of the models. Maybe I ...
0
votes
0answers
59 views

Equal area projection

In which projection I should project a polygon of a country to get the right area in the attribute table without a distortion? For example greenland