# tangential quadrilateral

> quadrilateral whose sides are all tangent to a single circle interior to it

**Wikidata**: [Q1064389](https://www.wikidata.org/wiki/Q1064389)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Tangential_quadrilateral)  
**Source**: https://4ort.xyz/entity/tangential-quadrilateral


## References

1. Freebase Data Dumps. 2013