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毕达哥拉斯的勾股定理证明图
Author:
许春兰
GeoGebra
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第八周作业3
龙形曲线-分形龙
第八周作业2
斐波那契螺旋弧线(表格法-可动态调节)
直線的斜率:水平變化 & 鉛垂變化
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滾出直線滾出直線
Jiawen Yun
方格纸上画平行线和垂线
比較圖形大小3
gmy106a11 轉移矩陣
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General Quadrilateral
Dilation
Orthocenter
Rectangle
Quadrilaterals