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双动点问题
Author:
陈宜红
Topic:
Congruence
,
Constructions
,
Triangles
GeoGebra
New Resources
异形操场
比較五件物件的重量
第三周作业效果演示
第八周作业3
第八周作业2
Discover Resources
From:PTT 國小題目求面積
test021
平面鏡成像 Image of Plane Mirror Reflection
「相似三角形」任务3的副本
圖四的副本
Discover Topics
Ellipse
Rhombus
Plane Figures or Shapes
Sine
Vectors 2D (Two-Dimensional)