211008-三角函数诱导公式-212040011

Added by 212040011 3 年 ago

38 Views0 Comments0 Likes

20211010-线段垂直平分线的性质-212021116

Added by 212021116 3 年 ago

37 Views0 Comments0 Likes

http://m.youku.com/v_show/id_XNTgxMjE1NTczNg==.html  

211010-函数的概念-212021121

Added by 212021121 3 年 ago

36 Views0 Comments0 Likes

211009-函数的奇偶性-212021089

Added by 212021089 3 年 ago

36 Views0 Comments0 Likes

互评量表

211230-等差数列的概念-212021118

Added by 212021118 2 年 ago

35 Views0 Comments0 Likes

20211009-正弦定理-212021097

Added by 212021097 3 年 ago

34 Views0 Comments0 Likes