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作三角形
Author:
龚佳林
已知三边作三角形（SSS）
GeoGebra
New Resources
Fibonacci Clock
美國國旗 (Claude 版)
Earth with coastline
國旗 (作圖步驟直接餵給 Claude)
三半圓間的相切圓(Codex╱2026.10.07)
Discover Resources
差的完全平方
CircleRoundCircle
幂函数的副本
和两个圆都相切的圆
倍數
Discover Topics
General Quadrilateral
Constructions
Fractal Geometry
Linear Equations
Differential Calculus