Thread: Regarding explanation to store and retrieve postgres geometric features

The following documentation comment has been logged on the website:

Page: https://www.postgresql.org/docs/17/datatype-geometric.html
Description:

I have found section for 8.8. Geometric Types 
8.8.1. Points
8.8.2. Lines
8.8.3. Line Segments
8.8.4. Boxes
8.8.5. Paths
8.8.6. Polygons
8.8.7. Circles but dont find how to use it and test it. can you add a
detailed explanation or provide some references.