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2017全国2卷理19
Author:
jjx01
Topic:
Pyramid
,
Solids or 3D Shapes
GeoGebra
New Resources
常见四边形是否是双心四边形
三角函数 的副本
活动三：应用性质
直線的斜率：水平變化 & 鉛垂變化
双心四边形
Discover Resources
p11-10
垂心與垂線
Copy of 固定周界的長方形的面積變化
外心
sin(x) 的函數圖形的副本
Discover Topics
Dilation
Parallelogram
Equilateral Triangles
Inequalities
Upper and Lower Sum or Riemann Sum