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Author:
zhihuai1982
GeoGebra
New Resources
四邉形 (四年級) 教師版
判斷球體
球體建築師
美國國旗 (Claude 版)
Nested spiral octagon
Discover Resources
Quartiles and Box Plot (two data sets) 四分位數與框線圖（比較兩組數據）
Conjecture (Tropical Hoehn's Conjecture)
GGB 案例分享
变化的三角形的垂心.许兴华数学
七年级数学平行线间的橡皮筋问题
Discover Topics
Median Value
Integral Calculus
Kite
Hypothesis Testing
Cosine