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GeoGebra
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GeoGebra
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比較五件物件的重量
平行線的判定
龙形曲线-分形龙2
活动三:应用性质
第八周作业
Discover Resources
Rotational Symmetry
總結
KS2 Mathematics
計算圓弧長度
星形线-Astroid Curve-with-Envelope Command
Discover Topics
Diagrams
Circle
Trigonometric Functions
Vectors
Frequency Distribution