Hellow guys, Welcome to my website, and you are watching [중3수학] 0도와 90도의 삼각비, 특히 탄젠트 90도가 이해하기 힘들어요! / 삼각비값 개념 잡기. and this vIdeo is uploaded by 해바라기 중학수학 at 2022-08-02T05:59:38-07:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.
