cosine
🇺🇸
/ˈkəʊsaɪn/
🇬🇧
/ˈkəʊsaɪn/
In a right triangle, the cosine of an angle is the ratio of the length of the adjacent side to the length of the hypotenuse.
The cosine of a 60-degree angle is 0.5.
60도 각도의 코사인 값은 0.5입니다.