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相似图形
Author:
谭伟
GeoGebra
New Resources
兩組對邊相等的四邊形
【案例】2018年全国1卷理科12题
【案例】圆柱体内放置一个大球六个小球
畫出對稱圖形
第八周作业
Discover Resources
angle between planes
单位圆画三角函数图像
正五角椎
Copy of 函數切線及法線
正方体表面积11种展开图
Discover Topics
Right Triangles
Division
Arithmetic
Sine
Parallelogram