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河北省2016年25题
Author:
辛贺华
GeoGebra
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sanjiaohanshu
第八周作业
小数 的副本
畫出對稱圖形
國旗 (Claude 版)
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磁磚著色
三角形,點上平分面積
test
C60足球模型(多边形)
正方形纸片剪出正三角形(顶点在边上)
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Vectors
Similar Triangles
Subtraction
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