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proof30黃煒皓
Author:
郭亮偉
GeoGebra
New Resources
長方體平面投影 (Codex版)
找出對稱軸
四邊形的特性
AI 訓練教室
算柱 (兩位數)
Discover Resources
拋物線規
範例:做出一平面方程式通過A(6,0,0),B(0,6,0),C(0,0,3)的平面方程式。
利用对称求线段和最值（移动端）
莫比烏斯帶01
函数情调
Discover Topics
Secant Line or Secant
Orthocenter
Optimization Problems
Similar Triangles
Continuity