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面积
Author:
fei liu
Topic:
Area
,
Triangles
GeoGebra
New Resources
GeoGebra数学资源(4-8年级)
镂空正方体案例对比
正方形雪花图案
第八周作业3
平行線的判定
Discover Resources
用 Geogebra 模擬日照、影長變換
優良作品1
幾何_圓2
周界(移邊)
反演
Discover Topics
Pyramid
Expected Value
Solids or 3D Shapes
Tangent Line or Tangent
Hypothesis Testing