##  [Circumradius](/circumradius) 

  ##  [Circumradius](https://puremath.quantumdictionary.io/circumradius-0) 

  

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**Pure Mathematics Dictionary**

 







 

 

 

 



 

 

 

 

Definition

The radius of a circumscribed circle or sphere that passes through all vertices of a polygon or polyhedron; when a unique circumcenter exists, the circumradius is the distance from that center to any vertex.