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P53_3c
Author:
lkkbmaths teachers 檔案儲存用
觀察移動綠色的線段後,該圖形的改變。
GeoGebra
New Resources
錐體建築師
拼砌四邊形
異分母分數減法
兩位數除以一位數(一)
柱體建築師
Discover Resources
test file
Basketball
两角和的正弦公式几何证明1
杨桃李GGB绘本
黄金三角形到螺旋线(表格法)
Discover Topics
Centroid or Barycenter
Diagrams
Subtraction
Trigonometry
Surface