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勒洛三角形頂點B軌跡
Author:
GreatJong Jong
GeoGebra
New Resources
判斷球體
球體建築師
算柱 (兩位數)
異分母分數減法
兩位數除以一位數（二）
Discover Resources
費氏螺旋 (基本作圖)
三角錐(旋轉，實體、透視)
向量加法
特殊角三角函数值
圆锥曲线的第二定义
Discover Topics
Linear Programming or Linear Optimization
Algebra
Cosine
Linear Regression
Quadratic Functions