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中心旋转
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浅蓝色
GeoGebra
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异形操场
龙形曲线-分形龙
折扣
比較五件物件的重量
百分數及其應用
Discover Resources
海龍公式與內切圓半徑
QP3.18
內擺線觀察
圓周 (圖形A) 的複本
S7G1 模拟光的折射
Discover Topics
Tangent Function
Similar Triangles
Equations
Reflection
Right Triangles