[高中數學 三角函數(三角比)] #3 (講解) 廣義角(標準位置角), 象限角, 同界角
Synopsis
0:53我口誤了，也寫錯了。 我們規定: 逆時針取"正"，順時針取"負"。 我應該要寫+30度以及-330度。 介紹進入廣義三角函數之前， ...
![[高中數學][高一下][三角函數] EP7 廣義角 [楊翰數學]](https://i.ytimg.com/vi/quES3G5vkPs/hq720.jpg?sqp=-oaymwEcCNAFEJQDSFXyq4qpAw4IARUAAIhCGAFwAcABBg==&rs=AOn4CLCwvn8QNLhCIfaabY4ti5v26BVOsA)
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