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Author:
chuck.ncyu
GeoGebra
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第八周作业3
第八周作业1
盈利與虧蝕
龙形曲线-分形龙2
第八周作业2
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我的作法
厘米和毫米
三角形內角和180度
同心圓
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Ellipse
Scalene Triangles
Linear Functions
Division
Square