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邊長與三角形（一） 的複本
Author:
Tony Cheng
,
GeoGebra Institute of Hong Kong
GeoGebra
New Resources
画直线等分三角形的面积
判斷球體
四邊形的特性
【案例】圆柱体内放置一个大球六个小球
兩組對邊相等的四邊形
Discover Resources
Apollonius Problem 10 CCC poncelet
congruent (SSA,RHS)
ttyy
蚂蚁爬行最短距离问题的副本
GeoGebra绘制成绩分布条形图
Discover Topics
Parabola
Random Experiments
Polynomial Functions
Exponent
Confidence Interval