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waaachen
Author:
陳兪宏
廣義三角函數
GeoGebra
New Resources
兩組對邊相等和有直角的四邊形
三位數除以一位數(一)
【案例】2013年安徽高考15题
兩位數除以一位數(二)
【案例】圆柱体内放置一个大球六个小球
Discover Resources
试卷讲评
Quiz on Discriminant 判別式:測驗
三棱锥的三视图的副本
Lissajous curves(利薩如圖形)
跳棋棋盘
Discover Topics
Frequency Distribution
Logic
Integral Calculus
Boxplot
Arithmetic Mean