- Traditional Chinese Character(HanT):
九角形
- Simplified Chinese Character(HanS):
九角形
- Bopomofo(Mandarin Phonetic Symbols): ㄐㄧㄡˇ ㄐㄧㄠˇ ㄒㄧㄥˊ (ㄐㄐㄒ)
- Bopomofo(Zhuyin Keyboard Input/IME): ru.3rul3vu/6
- 「九角形」的注音符號/「九角形」怎麼發音怎麼唸: ㄐㄧㄡˇ ㄐㄧㄠˇ ㄒㄧㄥˊ
- (ASCII) Hanyu Pinyin: "jiujiaoxing" "Jiu3Jiao3Xing2" "Jiu3 Jiao3 Xing2" (JJX)
- (Latin) Hànyǔ Pīnyīn: JiǔJiǎoXíng [ Jiǔ Jiǎo Xíng ]
- (英文翻譯) English Translation: "Enneagon"
- (西語翻譯) Traducción Español: "forma nonagonal"
- (日文翻譯) 日本語翻訳: "直角形"