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geo123
Author:
hsu hung yang
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GeoGebra
New Resources
兩組對邊相等的四邊形
拼砌四邊形
四邊形的特性
【案例】圆柱体内放置一个大球六个小球
柱體建築師
Discover Resources
幾何變換
Billiard Ball
动感数学
作三角形
加减乘除运算出题器
Discover Topics
Parallelogram
Rectangle
Difference and Slope
Arithmetic Mean
Probability