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廣義角的代換(90,270)
Author:
yuchengda
GeoGebra
New Resources
兩組對邊相等和有直角的四邊形
拼砌四邊形
兩位數除以一位數（二）
画直线等分三角形的面积
【案例】圆柱体内放置一个大球六个小球
Discover Resources
Reflectional Symmetry 反射對稱
JS 測試檔
欧拉线
圓錐曲線Conic Section
江苏高考物理最后一题模拟
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Planes
Multiplication
Angles
Cuboid
Definite Integral