# Monge's theorem

> theorem that the intersections of the 3 pairs of external tangent lines to 3 circles are collinear

**Wikidata**: [Q2981012](https://www.wikidata.org/wiki/Q2981012)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Monge's_theorem)  
**Source**: https://4ort.xyz/entity/monge-s-theorem


## References

1. Freebase Data Dumps. 2013