# Problem of Apollonius

> construct circles that are tangent to three given circles in a plane

**Wikidata**: [Q619449](https://www.wikidata.org/wiki/Q619449)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Problem_of_Apollonius)  
**Source**: https://4ort.xyz/entity/problem-of-apollonius


## References

1. Freebase Data Dumps. 2013