| Term |
Definition |
| English |
Helly's first theorem |
| French |
théorème première de Helly |
| German |
Erster Satz von Helly |
| Dutch |
eerste theorema van Helly |
| Italian |
primo teorema di Helly |
| Spanish |
primer teorema de Helly |
| Catalan |
primer teorema de Helly |
| Portuguese |
primeiro teorema de Helly |
| Romanian |
- |
| Danish |
- |
| Norwegian |
- |
| Swedish |
- |
| Greek |
πρώτο θεώρημα του Helly |
| Finnish |
Hellyn ensimmäinen teoreema |
| Hungarian |
Helly elsõ tétele |
| Turkish |
Helly'nin birinci teoremi ; Helly'nin birinci savı |
| Estonian |
Helly esimene teoreem |
| Lithuanian |
- |
| Slovenian |
- |
| Polish |
pierwsze twierdzenie Helly'ego |
| Russian |
Первая теорема Хэлли |
| Ukrainian |
- |
| Serbian |
- |
| Icelandic |
fyrsta Helly's setningin |
| Euskara |
Helly lehen teorema |
| Farsi |
- |
| Persian-Farsi |
- |
| Arabic |
النظرية الاولى لهلي |
| Afrikaans |
Helly se eerste stelling |
| Chinese |
赫 利 第 一 定 理 |
| Korean |
Helly 일차 정리 |
