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dfgdfgdfgdfg
作者：
4fecksake
GeoGebra
最新資源
Silhouettes without gaps and isolated
Floch, fractal, iteration, custom tool.
Multiplication Area Model with Feedback: 2 Digit by 2 Digit Number
koch tool
Silhouettes
探索資源
Geogebra Project #2
joseph
Activity 3.4
Derivative of sinx
Elementary Geometry
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除法
算術運算
角錐
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