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拋物線6-包絡線法
Author:
30張婷淯
GeoGebra
New Resources
國旗 (Claude 版)
Nested spiral octagon
三半圓間的相切圓(Codex╱2026.10.07)
美國國旗 (Codex 版)
畫出對稱圖形
Discover Resources
光源距離 Light Source Distance
The Beautiful Dance of the Earth and Venus
兩直線+圓
拋物線：切線與弦中點
公切線的引入
Discover Topics
Kite
Statistics
Triangles
Solids or 3D Shapes
Sine