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堆朵
Author:
hou yi ting
想堆幾層就堆幾層
GeoGebra
小心不要倒下來
New Resources
兩組對邊相等和有直角的四邊形
兩位數加法
找出對稱軸
拼砌四邊形
四邉形 (四年級) 教師版
Discover Resources
測試
S4 Quadratic Function
三角函数y=sin(wx+b)的图象变换.许兴华数学
圓周公式應用題1 的複本
长方体切割为小正方体
Discover Topics
Tree Diagrams
Centroid or Barycenter
Quadratic Functions
Confidence Interval
General Quadrilateral