四角形

日本語 · 한국어 · 中文 · Thesaurus

AI In plain words

Writing a short explanation…

Written by a house AI from the entry below, in your language. The entry itself is the source.

四角形

noun

  1. (数学)いずれも同一直線上にない4つの線分により構成される閉じた図形。4つの頂点と4つの辺をもつ。記号□。

Similar: 四角, 四辺形, 長方形, 矩形, 正方形, 菱形, 斜方形, 平行四辺形, 台形, 等脚台形, 凧形, 変形四角形, 双心四角形, 対辺, 対頂点, 対角, 対角線

Thesaurus

In English

Talk about this word

Cite this
MLA

"四角形." Wiktionary, via Micwyn, micwyn.com/word/ja/%E5%9B%9B%E8%A7%92%E5%BD%A2. Accessed 7 Nov. 2026.

APA

四角形. (n.d.). In Wiktionary, via Micwyn. Retrieved November 7, 2026, from https://micwyn.com/word/ja/%E5%9B%9B%E8%A7%92%E5%BD%A2

Chicago

"四角形." Wiktionary, via Micwyn. Accessed November 7, 2026. https://micwyn.com/word/ja/%E5%9B%9B%E8%A7%92%E5%BD%A2.

BibTeX
@misc{micwyn_2026,
  title = {四角形},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/ja/%E5%9B%9B%E8%A7%92%E5%BD%A2},
  urldate = {2026-11-07}
}