cotangent / koʊˈtæn dʒənt, ˈkoʊˌtæn- /

🎓大学词汇正切线正切共切线共切

cotangent 的定义

n. 名词 noun

Trigonometry.

  1. the ratio of the side adjacent to a given angle to the side opposite.
  2. the tangent of the complement, or the reciprocal of the tangent, of a given angle or arc. Abbreviation: cot, ctn