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几何体
Author:
DongHai Zhang
预习相关知识
GeoGebra
New Resources
兩組對邊相等的四邊形
GeoGebra笔记功能体验课件
第八周作业
四邉形 (四年級) 教師版
sanjiaohanshu
Discover Resources
百分數：折扣、盈利與虧損
練習
會動的函數圖形
堆疊(圓、正方形、正三角形)
試算表畫纏繞畫
Discover Topics
Parallelogram
Similarity Transformation or Similarity
Random Experiments
Rhombus
Distributions