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三角函数_琳杰
Author:
琳杰
GeoGebra
New Resources
异形操场
椭圆内切圆链
镂空正方体案例对比
平行線的判定
科赫雪花
Discover Resources
分布圖
正割函數的絕對值圖形
(004)80201辛宇婕
用平方差公式做因式分解
雙曲線
Discover Topics
Centroid or Barycenter
Right Triangles
Cuboid
Translation
Tangent Line or Tangent