parallelogram law

mathematical theorem
Thing identity Q919125
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parallelogram law

Summary

parallelogram law is an identity[1]. It draws 113 Wikipedia views per month (identity category, ranking #7 of 17).[2]

Key Facts

  • parallelogram law's instance of is recorded as identity[3].
  • parallelogram law's instance of is recorded as theorem[4].
  • parallelogram law's instance of is recorded as property[5].
  • parallelogram law's Commons category is recorded as Parallelogram law[6].
  • parallelogram law's Freebase ID is recorded as /m/01_nbt[7].
  • parallelogram law's defining formula is recorded as 2(AB)^2+2(BC)^2=(AC)^2+(BD)^2[8].
  • parallelogram law's defining formula is recorded as 2|x|^2+2|y|^2=|x+y|^2+|x-y|^2[9].
  • parallelogram law's MathWorld ID is recorded as ParallelogramLaw[10].
  • parallelogram law's maintained by WikiProject is recorded as WikiProject Mathematics[11].
  • parallelogram law's Microsoft Academic ID is recorded as 168613120[12].
  • parallelogram law's Treccani's Enciclopedia della Matematica ID is recorded as regola-del-parallelogramma[13].
  • parallelogram law's characteristic of is recorded as norm[14].

Why It Matters

parallelogram law draws 113 Wikipedia views per month (identity category, ranking #7 of 17).[2] It has Wikipedia articles in 22 language editions, a strong signal of global cultural recognition.[15] It is known by 25 alternative names across languages and contexts.[16]

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [3] . wikidata.org.
  2. [4] . wikidata.org.
  3. [5] . wikidata.org.
  4. [6] . wikidata.org.
  5. [7] . Freebase Data Dumps. wikidata.org.
  6. [8] . wikidata.org.
  7. [9] . wikidata.org.
  8. [10] . wikidata.org.
  9. [11] . wikidata.org.
  10. [12] . wikidata.org.
  11. [13] . wikidata.org.
  12. [14] . wikidata.org.

Class ancestry

  1. [1] . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [15] . Wikidata sitelinks. wikidata.org.
  3. [16] . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). parallelogram law. Retrieved May 3, 2026, from https://4ort.xyz/entity/parallelogram-law
MLA “parallelogram law.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/parallelogram-law.
BibTeX @misc{4ortxyz_parallelogram-law_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{parallelogram law}}, year = {2026}, url = {https://4ort.xyz/entity/parallelogram-law}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): parallelogram law — https://4ort.xyz/entity/parallelogram-law (retrieved 2026-05-03)

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