chord

geometric line segment whose endpoints both lie on the curve
Class type of: line segment Q188191
chord
Qef, hand-written SVG · Public Domain · Wikimedia

Facts

5 properties
Subclass of
line segment[1]
Defining formula
\mathrm{crd}\ \theta = \sqrt{(1-\cos \theta)^2+\sin^2 \theta} = \sqrt{2-2\cos \theta} =2 \sin \left(\frac{\theta }{2}\right)[4]
Different from
Cięciwa, chord function[2][3]
In defining formula
\theta[6]
Maintained by WikiProject
WikiProject Mathematics[5]
🏷️ Also known as
en chord en chord of a circle en chord of a curve ar وتر الدائرة ar وتر الدائره cs tětiva da Korde de Sehne de Kreissehne el χορδή επαφών el χορδή el χορδή ενός κύκλου es cuerda es cuerda de una curva fa وتر دایره fi jänne fr corde he מיתר hi जीवा id Tali busur (geometri)
🔖 Identifiers · 10
GND ID
4745336-9
Australian Educational Vocabulary ID
scot/3699
Freebase ID
/m/01rjf2
Gran Enciclopèdia Catalana ID
recta-tangent
Gran Enciclopèdia Catalana ID (former scheme)
0239761
Great Russian Encyclopedia Online ID (2017)
4697005
Lex ID
korde
MathWorld ID
Chord
Microsoft Academic ID (discontinued)
58552647
WordNet 3.1 Synset ID
13897566-n

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🔗 Connections
Maintained by WikiProject 1
Subclass of 1
← Different from 1
← FactGrid item ID 1
← Statement describes 1
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APA 4ort.xyz Knowledge Graph. (2026). chord. Retrieved November 6, 2026, from https://4ort.xyz/entity/chord-q188191
MLA “chord.” 4ort.xyz Knowledge Graph, 4ort.xyz, 6 Nov. 2026, https://4ort.xyz/entity/chord-q188191.
BibTeX @misc{4ortxyz_chord-q188191_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{chord}}, year = {2026}, url = {https://4ort.xyz/entity/chord-q188191}, note = {Accessed: 2026-11-06}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): chord — https://4ort.xyz/entity/chord-q188191 (retrieved 2026-11-06)

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