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固定三角形的條件−題3
Author:
Anthony OR 柯志明
Topic:
Congruence
,
Triangles
GeoGebra
柯志明 香港教育局
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镂空正方体案例对比
龙形曲线-分形龙2
GeoGebra数学资源(4-8年级)
椭圆内切圆链
折扣
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trigonometry3
數學傳播39卷4期, 平面幾何公式思考
旋轉圓
Copy of 費氏螺旋 (試算表)
HKCEE 2009 Q17
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Area
Special Points
Plane Figures or Shapes
Binomial Distribution
Secant Line or Secant