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面积
Author:
acchu
GeoGebra
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龙形曲线-分形龙2
常见四边形是否是双心四边形
直線的斜率:水平變化 & 鉛垂變化
第八周作业
第三周作业效果演示
Discover Resources
畢氏定理
堆剁蕊
四位數
閱讀鐘面及數字鐘(時和分)的副本
正方体镂空模型(通用)
Discover Topics
Perimeter
General Quadrilateral
Geometric Distribution
Dilation
Pythagoras or Pythagorean Theorem