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塗色03
Author:
李伶芳
GeoGebra
New Resources
四邉形 (四年級) 教師版
【案例】2018年全国1卷理科12题
兩位數加法
算柱 (兩位數)
畫出對稱圖形
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費氏螺旋線
方格纸上画平行线和垂线
trigonometry
沈暐珊 橢圓反射
正角、負角|Positive angles & Negative angles
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Similar Triangles
Volume
Natural Numbers
Reflection
Cone