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平行四邊形面積一
Author:
youzhen shih
Topic:
Area
GeoGebra
New Resources
四邉形 (四年級) 教師版
【案例】2018年全国1卷理科12题
柱體建築師
找出對稱軸
球體建築師
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rabbit
多邊形面積探究1
角平分線作圖1213
Copy of 立體圖形－截面
指数函数的副本
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Tree Diagrams
Fractions
Quadrilaterals
Multiplication
Sphere