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正态分布
Author:
风亦飞
GeoGebra
New Resources
常见四边形是否是双心四边形
百分數及其應用
直線的斜率：水平變化 & 鉛垂變化
讀磅
盈利與虧蝕
Discover Resources
Percentage
證平行四邊形 (對角線互相平分) (對邊 // 且相等)
不規則圖形的周界(T)
與兩圓相切之圓心雙曲線軌跡
PROBLEM SOLVING(COLOUR)
Discover Topics
Sine
Fractions
Conic Sections
Function Graph
Probability