Home›Angle›law of cotangents🌐EnglishEnglishDeutschEspañolFrançaisPortuguêsTiếng ViệtTürkçeРусскийالعربيةفارسیไทย한국어中文日本語EntityQ373593· pop 22· linked from 28 articleslaw of cotangentstheoremAvailable in 22 languagesEspañolFrançais中文日本語РусскийالعربيةArmenianCentral KurdishChuvashCzechConnectionstrigonometric functionEntityincircle and excircles of a triangleEntityCategoriesAngleTheorems about trianglesTrigonometry