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一线三等角模型
Author:
王彤
GeoGebra
New Resources
找出對稱軸
算柱 (兩位數)
兩組對邊相等的四邊形
畫出對稱圖形
球體建築師
Discover Resources
立方和
三節棍
螢橋國中 周孟承
Golden Ratio (phi) Collection
元旦快乐（制作：孟宝兴）
Discover Topics
Matrices
Interest Calculation
Sequences and Series
Vectors
Tangent Function