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new book
new book
Author:
ken.ng
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三位數除以一位數(二)
【案例】圆柱体内放置一个大球六个小球
GeoGebra笔记功能体验课件
拼砌四邊形
三位數除以一位數(一)
Discover Resources
平方數2平方數2
S5 Normal Distribution
shaded region
圈柱(可調整內半徑、外半徑,柱高)
时钟(序列文本)
Discover Topics
Straight Lines
Surface
Arithmetic Mean
Linear Programming or Linear Optimization
Percentages