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椭圆第一定义
Author:
wangyiyao
Topic:
Conic Sections
,
Ellipse
GeoGebra
New Resources
盈利與虧蝕
活动三:应用性质
龙形曲线-分形龙
撒针估算面积实验
第八周作业2
Discover Resources
以剪貼比較圖形大小
test
Locus (Two points 2)
If指令的應用1
Quiz on Addition and Subtraction of Directed Numbers (2)
Discover Topics
Multiplication
Plane Figures or Shapes
Standard Deviation
Set Theory
Differential Equation