正切 (zhèng qiē) — tangent (trigonometry)

Definição

Exemplos

• 在直角三角形中，正切等于对边比邻边。
  Zài zhí jiǎo sān jiǎo xíng zhōng, zhèng qiē děng yú duì biān bǐ lín biān.
  In a right triangle, the tangent equals the opposite side over the adjacent side.
• 这个角的正切值是0.5。
  Zhè ge jiǎo de zhèng qiē zhí shì 0. 5.
  The tangent value of this angle is 0.5.
• 他用计算器算出了正切函数的值。
  Tā yòng jì suàn qì suàn chū le zhèng qiē hán shù de zhí.
  He used a calculator to compute the value of the tangent function.