# polar coordinate system

> two-dimensional coordinate system where each point is determined by a distance from reference point and an angle from a reference direction

**Wikidata**: [Q62494](https://www.wikidata.org/wiki/Q62494)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Polar_coordinate_system)  
**Source**: https://4ort.xyz/entity/polar-coordinate-system


## References

1. Freebase Data Dumps. 2013
2. Quora
3. KBpedia
4. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)