Cyclic quadrilateral

Cyclic quadrilateral - quadrilateral whose vertices can all fall on a single circle. Article “Cyclic quadrilateral” in Simple English Wikipedia has 25.6 points for quality (as of July 1, 2026). The article contains 3 references and 1 sections.

This article has the best quality in Turkish Wikipedia. However, the most popular language version of this article is English.

The highest Authors Interest rank from 2001:

• Local (Simple English): #2248 in May 2026
• Global: #12295 in March 2003

The highest popularity rank from 2008:

• Local (Simple English): #94116 in April 2013
• Global: #60979 in October 2016

There are 36 language versions for this article in the WikiRank database (of the considered 55 Wikipedia language editions).

The quality and popularity assessment was based on Wikipédia dumps from July 1, 2026 (including revision history and pageviews for previous years).

The table below shows the language versions of the article with the highest quality.

#	Language	Quality grade	Quality score
1	Turkish (tr) Kirişler dörtgeni		86.5144
2	English (en) Cyclic quadrilateral		74.5702
3	Ukrainian (uk) Вписаний чотирикутник		70.2436
4	Greek (el) Εγγράψιμο τετράπλευρο		58.0331
5	Spanish (es) Cuadrilátero cíclico		57.8247
6	Tamil (ta) வட்ட நாற்கரம்		56.2424
7	German (de) Sehnenviereck		51.4492
8	Russian (ru) Вписанный четырёхугольник		46.8074
9	Vietnamese (vi) Tứ giác nội tiếp		46.2479
10	Finnish (fi) Jännenelikulmio		39.6001

More...

The following table shows the most popular language versions of the article.

The most popular language versions of the article "Cyclic quadrilateral" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Cyclic quadrilateral		1 280 238
2	Vietnamese (vi) Tứ giác nội tiếp		454 611
3	German (de) Sehnenviereck		252 882
4	Russian (ru) Вписанный четырёхугольник		241 051
5	Chinese (zh) 圆内接四边形		234 379
6	Arabic (ar) رباعي أضلاع دائري		171 830
7	Spanish (es) Cuadrilátero cíclico		150 117
8	Hindi (hi) चक्रीय चतुर्भुज		123 520
9	Hungarian (hu) Húrnégyszög		119 015
10	French (fr) Quadrilatère inscriptible		91 677

More...

The following table shows the language versions of the article with the highest popularity in the last month.

The most popular language versions of the article "Cyclic quadrilateral" in June 2026

#	Language	Popularity award	Relative popularity
1	English (en) Cyclic quadrilateral		2 540
2	Russian (ru) Вписанный четырёхугольник		901
3	Chinese (zh) 圆内接四边形		506
4	German (de) Sehnenviereck		505
5	Serbian (sr) Тетивни четвороугао		289
6	Spanish (es) Cuadrilátero cíclico		267
7	Vietnamese (vi) Tứ giác nội tiếp		188
8	Japanese (ja) 円に内接する四角形		180
9	French (fr) Quadrilatère inscriptible		159
10	Hungarian (hu) Húrnégyszög		138

More...

The following table shows the language versions of the article with the highest Authors’ Interest.

Language versions of the article "Cyclic quadrilateral" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	English (en) Cyclic quadrilateral		113
2	German (de) Sehnenviereck		87
3	Vietnamese (vi) Tứ giác nội tiếp		55
4	Italian (it) Quadrilatero ciclico		30
5	Hungarian (hu) Húrnégyszög		27
6	Russian (ru) Вписанный четырёхугольник		22
7	Hebrew (he) מרובע ציקלי		21
8	French (fr) Quadrilatère inscriptible		20
9	Arabic (ar) رباعي أضلاع دائري		19
10	Spanish (es) Cuadrilátero cíclico		19

More...

The following table shows the language versions of the article with the highest Authors’ Interest in the last month.

Language versions of the article "Cyclic quadrilateral" with the highest AI in June 2026

#	Language	AI award	Relative AI
1	English (en) Cyclic quadrilateral		3
2	Arabic (ar) رباعي أضلاع دائري		1
3	Greek (el) Εγγράψιμο τετράπλευρο		1
4	Polish (pl) Czworokąt cykliczny		1
5	Vietnamese (vi) Tứ giác nội tiếp		1
6	Catalan (ca) Quadrilàter cíclic		0
7	Czech (cs) Tětivový čtyřúhelník		0
8	Danish (da) Indskrivelig firkant		0
9	German (de) Sehnenviereck		0
10	Esperanto (eo) Cikla kvarlatero		0

More...

The following table shows the language versions of the article with the highest number of citations.

Language versions of the article "Cyclic quadrilateral" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	Greek (el) Εγγράψιμο τετράπλευρο		182
2	Japanese (ja) 円に内接する四角形		158
3	English (en) Cyclic quadrilateral		154
4	French (fr) Quadrilatère inscriptible		120
5	Slovenian (sl) Tetivni štirikotnik		108
6	Arabic (ar) رباعي أضلاع دائري		90
7	Russian (ru) Вписанный четырёхугольник		86
8	Romanian (ro) Patrulater inscriptibil		79
9	Hebrew (he) מרובע ציקלי		57
10	Persian (fa) چهارضلعی محاطی		54

More...

#	Language	Value
ar	Arabic رباعي أضلاع دائري
ca	Catalan Quadrilàter cíclic
cs	Czech Tětivový čtyřúhelník
da	Danish Indskrivelig firkant
de	German Sehnenviereck
el	Greek Εγγράψιμο τετράπλευρο
en	English Cyclic quadrilateral
eo	Esperanto Cikla kvarlatero
es	Spanish Cuadrilátero cíclico
fa	Persian چهارضلعی محاطی
fi	Finnish Jännenelikulmio
fr	French Quadrilatère inscriptible
gl	Galician Cuadrilátero cíclico
he	Hebrew מרובע ציקלי
hi	Hindi चक्रीय चतुर्भुज
hu	Hungarian Húrnégyszög
hy	Armenian Ներգծյալ քառանկյուն
id	Indonesian Segiempat tali busur
it	Italian Quadrilatero ciclico
ja	Japanese 円に内接する四角形
ko	Korean 내접 사각형
nl	Dutch Koordenvierhoek
pl	Polish Czworokąt cykliczny
pt	Portuguese Quadrilátero cíclico
ro	Romanian Patrulater inscriptibil
ru	Russian Вписанный четырёхугольник
simple	Simple English Cyclic quadrilateral
sk	Slovak Tetivový štvoruholník
sl	Slovenian Tetivni štirikotnik
sr	Serbian Тетивни четвороугао
sv	Swedish Cyklisk fyrhörning
ta	Tamil வட்ட நாற்கரம்
tr	Turkish Kirişler dörtgeni
uk	Ukrainian Вписаний чотирикутник
vi	Vietnamese Tứ giác nội tiếp
zh	Chinese 圆内接四边形

Best Rank

Simple English: #94116 04.2013

Global: #60979 10.2016

Best Rank

Simple English: #2248 05.2026

Global: #12295 03.2003

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The WikiRank project is intended for automatic relative evaluation of the articles in the various language versions of Wikipedia. At the moment the service allows to compare over 50 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2026. When calculating current popularity and AI of articles data from June 2026 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2026... More information