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Projection of vector in R2
Author:
sealion1215
GeoGebra
New Resources
百分數及其應用
圓的切線方程
龙形曲线-分形龙
垂直線的斜率
折扣
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動態文字2次函數
圓與圓柱
包含除法（整數或分數 ÷ 分數）
正方体展开图的副本
平面截圆锥面
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Linear Functions
Tangent Line or Tangent
Root
Orthocenter
Subtraction