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bn:00739784n
Noun Concept
SYL
No term available
EN
In Euclidean geometry, Ptolemy's theorem is a relation between the four sides and two diagonals of a cyclic quadrilateral. Wikipedia
Relations
Sources
IS A
EN
theorem
EN
Casey's theorem
PART OF
EN
elementary geometry
COPYRIGHT STATUS
EN
public domain
NAMED AFTER
EN
Ptolemy
STATEMENT DESCRIBES
EN
cyclic quadrilateral

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