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分數比較
Author:
Yin Kelvin Wong
分數比較
GeoGebra
New Resources
兩組對邊相等和有直角的四邊形
判斷球體
球体的体积推导（优化版）
兩位數除以一位數（二）
画直线等分三角形的面积
Discover Resources
Rectangle _03
指數與對數
Parallelogram 02 - testing
立方體的截平面
venn图着色
拋物線4--焦點法
Discover Topics
Incircle or Inscribed Circle
Tree Diagrams
Correlation
Special Points
Trapezoid