V2EX dodecagon

Dodecagon

定义 (Definition)

dodecagon:十二边形;有 12 条边12 个角的多边形。(在数学与几何中常用)

发音 (Pronunciation)

/do.dk.n/

例句 (Examples)

A dodecagon has twelve sides.
十二边形有十二条边。

In geometry class, we learned how to calculate the area of a regular dodecagon.
在几何课上,我们学习了如何计算正十二边形的面积。

词源 (Etymology)

来自希腊语词根:**dōdeka-**(“十二”)+ -gōn(“角”)。字面意思就是“十二个角的图形”,后来进入拉丁语与英语,用来指代十二边形。

相关词 (Related Words)

文学与作品示例 (Literary Works)

  • Euclid Elements(《几何原本》):讨论多边形与几何性质的经典著作(现代版本与相关注释中常出现 dodecagon 等术语)。
  • H. S. M. Coxeter Introduction to Geometry(《几何学导论》):在多边形与正多边形的章节中会用到 dodecagon
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