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12F
Author:
Wu Xiao-Ren
GeoGebra
New Resources
第八周作业
龙形曲线-分形龙
斐波那契螺旋弧线(表格法-可动态调节)
盈利與虧蝕
正方形雪花图案
Discover Resources
光源距離 Light Source Distance
二次函數中參數對圖形的影響
名師補習中介 Top Tutor
Protractor-usage
跳棋棋盘
Discover Topics
Dilation
Hyperbola
Polygons
Pythagoras or Pythagorean Theorem
Cosine