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面积解题
Author:
wangyiyao
Topic:
Geometry
GeoGebra
New Resources
兩位數加法
兩組對邊相等的四邊形
找出對稱軸
四邊形的特性
算柱 (兩位數)
Discover Resources
圓周 (圖形H)
幾何塗色
正二十面體內接黃金矩形
小学一年级上（人教版）
三角函数 的副本
Discover Topics
Pyramid
Plane Figures or Shapes
Pythagoras or Pythagorean Theorem
Line Segment
Cuboid