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整式乘法-平方差公式
Author:
孟宝兴
GeoGebra
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活动三：应用性质
百分數及其應用
第八周作业2
平行線的判定
异形操场
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Q2-3
請自訂一個工具
課堂工作紙(一)
congruent triangles_provided by Mr Yeung Kar Chun
一般變換的副本
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Vectors 2D (Two-Dimensional)
Conic Sections
Root
Sphere
Reflection