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示例2
Author:
言小俞
GeoGebra
New Resources
找出對稱軸
四邉形 (四年級) 教師版
第八周作业
算柱 (兩位數)
三位數除以一位數（一）
Discover Resources
範例：丟骰子
輪盤輪盤
不規則區域著色
dandan
P6 圓周01D
Discover Topics
Algebra
Rotation
Tangent Function
Linear Programming or Linear Optimization
Optimization Problems