Cosinus d'un angle aigu
Middle school year 3 Cycle 4



Soit ABC un triangle rectangle en A.
Le cosinus de l'angle ABC^, noté cos(ABC^), est défini par cos(ABC^)=longueur du côté adjacent à l'angleABC^longueur de l'hypoténuse donc cos(ABC^)=ABCB.
Author of the page: Euler, Académie de Versailles

Related concepts

This page is not in its usual appearance because WIMS is unable to recognize your web browser.
In order to access WIMS services, you need a browser supporting forms. In order to test the browser you are using, please type the word wims here: and press ``Enter''.

Please take note that WIMS pages are interactively generated; they are not ordinary HTML files. They must be used interactively ONLINE. It is useless for you to gather them through a robot program.