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Outline
testing book
[S2] a revised version of Jane’s GeoGebra file (modified by the author)
testing book
Author:
Chan Yip-Cheung
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[S2] a revised version of Jane’s GeoGebra file (modified by the author)
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[S2] a revised version of Jane’s GeoGebra file (modified by the author)
New Resources
兩組對邊相等的四邊形
算柱 (兩位數)
四邉形 (四年級) 教師版
近似值：有效數字
找出對稱軸
Discover Resources
表示數線上的位置
三角形重心
三節棍
藝術之美 (1)
翰林數學_2下_CH3-2_RHS證明
Discover Topics
Surface
Rectangle
Trigonometry
Mathematics
Dilation
