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作三角形
Author:
龚佳林
已知三边作三角形（SSS）
GeoGebra
New Resources
Earth with coastline
sanjiaohanshu
美國國旗 (Claude 版)
球體建築師
拼砌四邊形
Discover Resources
大樂透開獎機
Thm8.1
k126各國基地
長方形的周界與長和闊的關係 (教師版)
滚动系列
Discover Topics
Quadratic Equations
Histogram
Circumcircle or Circumscribed Circle
Congruence
Fractal Geometry