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保持比例
Author:
hjyanghj
Topic:
Geometry
GeoGebra
New Resources
第八周作业
找出對稱軸
四邊形的特性
兩位數除以一位數（二）
画直线等分三角形的面积
Discover Resources
waaachen0001
階梯圖形(一)
Spherical Spiral
有趣的线
題 2
Discover Topics
Area
Surface
Similar Triangles
Root
Functions