A Level pure precalculus hypotenuse 斜边 词汇拆解与释义 Hypotenuse(斜边)是直角三角形中对着直角的最长边。 数学语境 在直角三角形中: sinθ=oppositehypotenuse\sin\theta=\frac{\text{opposite}}{\text{hypotenuse}}sinθ=hypotenuseopposite cosθ=adjacenthypotenuse\cos\theta=\frac{\text{adjacent}}{\text{hypotenuse}}cosθ=hypotenuseadjacent