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GeoGebra
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GeoGebra
GeoGebra Classroom
GeoGebra
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Author:
黃斌
GeoGebra
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科赫雪花
平行線的判定
常见四边形是否是双心四边形
双心四边形
第八周作业
Discover Resources
Parallelogram 02 - testing
教學－與直線有關的角
Hypocycloid Wheel
Beemo
Compare areas by cutting shapes Q3
Discover Topics
Statistical Characteristics
Geometric Transformations
Mathematics
Plane Figures or Shapes
Probability