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Author:
吳秉沂
GeoGebra
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第八周作业
四邉形 (四年級) 教師版
四邊形的特性
算柱 (兩位數)
兩位數加法
Discover Resources
B4_1-1練習卷4
Billiard Ball
gyzpa 拋物線焦點準線
固定周界長方形的面積變化(二)
gmj106a13 八角錐
Discover Topics
Isosceles Triangles
Plane Figures or Shapes
Median Line
Probability
Bar Chart or Bar Graph