1 vote

Buffering using ArcMap

You can do with with the military tools geoprocessing toolbox and the range rings tools. Where you set the number of radials to 8.
1 vote

Change Symbology of layers from within ArcMap

My answer to similar question Changing color of symbol in UniqueValuesSymbology object using ArcPy? : Current answer for ArcMAP 10.8 (may be some previous versions too) is "yes, it's possible&...

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