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平行四邊形面積
Author:
mia.wu116
GeoGebra
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四邊形的特性
湖南省张毅郴数字教研工作室 logo
近似值：有效數字
算柱 (兩位數)
找出對稱軸
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可互相控制的動點與滑桿
指數與對數
小數加減
gjc090b13 二次函數的平移
S3_Ch4.3_立體圖形的三視圖(3D圖)
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Diagrams
Quadratic Functions
Variance
Ratios
LCM and GCD