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彩虹爱心+彩虹爱心
Author:
陈丽婷
GeoGebra
New Resources
盈利與虧蝕
斐波那契螺旋弧线（表格法-可动态调节）
直線的斜率：水平變化 & 鉛垂變化
百分數及其應用
龙形曲线-分形龙2
Discover Resources
Maths p1
Addition and Subtraction of Directed Numbers (2) 有向數加減(2)
材料
音樂會的入場人數
切割柏拉圖多面體
Discover Topics
Percentages
Functions
Special Points
Derivative
Cuboid