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waaachen
Author:
陳兪宏
廣義三角函數
New Resources
superposition
圖形D
S2-03-P.25-2
S2-03-P.26-1
椭圆的两条垂直切线的交点轨迹
Discover Resources
塗色03
cube
等角作圖
幾何明珠2-6
办理加拿大毕业 证扣/薇374936141学历认证留信网认证，使馆认证，回国人员证明
Discover Topics
Scalene Triangles
Quadratic Equations
Geometric Transformations
Circumcircle or Circumscribed Circle
Fractal Geometry
