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congruent activity

Author:lamanleung

New Resources

近似值：有效數字
Earth with coastline
拼砌四邊形
判斷球體
找出對稱軸

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三角形三邊上各一點最小周長
思考題
圓與兩平行切線
棒形圖1
Drag me~

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Equilateral Triangles
Polynomial Functions
Cylinder
Normal Distribution
Logarithm

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