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new book
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new book
Author:
ken.ng
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Properties of Circles
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Properties of Circles
New Resources
畫出對稱圖形
第八周作业
兩組對邊相等和有直角的四邊形
球體建築師
兩組對邊相等的四邊形
Discover Resources
軸對稱
畢氏定理證明(I)
比較圖形大小3
中國火柴遊戲一
圓周的計算
Discover Topics
Vectors 3D (Three-Dimensional)
Area
Cylinder
Special Points
Linear Functions