How to create a polygon in QGIS using coordinates?
You can use a tool like geojsonlint to make sure the syntax is correct. Once you have a valid geojson, save it to a file, e.g my_polygon.geojson. Then, just drag and drop it to your “Layers” in QGIS. That’s it.
How to create a polygon using latitude and longitude?
I am using QGIS 3.2 and I need to create an area to form a polygon shapefile using latitude and longitude, not using Python as I am just a beginner. How to do this?
How to display the name of a polygon in Excel?
I would like the attribute table to display the name of the polygon (ex. address) and then the coordinates of the nodes (ex. nodeA= Ax and Ay, NodeB Bx and By, NodeC Cx and Cy, NodeD Dx and Dy) is there a easy way to create all the needed polygons and then have the coordiends of the nodes displayed in the attribute table? any help would be great!!
How to import a CSV file into QGIS?
At least in OpenOffice Calc. Then you can save it as a CSV file and import it into QGIS using the delimited text import (and selecting WKT for the geometry). You may run into issues with the polygons being invalid as the first and last points should be the same, in that case use:
How to calculate latitude and longitude of points using QGIS?
In the most recent version of QGIS, they added a feature called “Add X/Y Field to Layer” which (In this case you’re wanting the lats/longs of a point layer) will add the latitude & longitude to your specified projection as x (longitude) & y (latitude) columns Want to improve this post?
How to create a global map in QGIS?
Created a global map by adding the OpenStreetMap and WorldMap layers in QGIS. Drew polygons over that, creating what I believe is a polygon layer. I’ve also created a layer of the Nodes/Vertices of the Polygon by clicking Vector->Geometry Tools->Extract Vertices (see photo)