bn:00019208n
Noun Concept
Categories: Geometric measurement, Circles
EN
circumference  2πr  Around a circle  Around circle  C=2*pi*r
EN
English:
circle
Definitions
Relations
Sources
EN
In geometry, the circumference is the perimeter of a circle or ellipse. Wikipedia
Perimeter of a circle or ellipse Wikidata
The line that bounds a circle. OmegaWiki
The length of such a line. Wiktionary
Length of such line. Wiktionary (translation)