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謝爾賓斯基三角形
Author:
羅驥韡 (Pegasus Roe)
GeoGebra
New Resources
三位數除以一位數（一）
畫出對稱圖形
找出對稱軸
三位數除以一位數（二）
拼砌四邊形
Discover Resources
包絡橢圓
鋪地磚(六邊形)
All in one (Centres of triangle)
对角线互相垂直的四边形，证倍分关系的副本
拋物線4--平行四邊形法
Discover Topics
Arithmetic Operations
Linear Equations
Stochastic Process or Random Process
Quadratic Functions
Tangent Function