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平行四邊形面積
Author:
lkkbmaths teachers 檔案儲存用
Topic:
Area
,
Parallelogram
GeoGebra
New Resources
球體建築師
Nested spiral octagon
拼砌四邊形
美國國旗 (Codex 版)
Earth with coastline
Discover Resources
判斷柱體 1
quadrilaterals 5
碎形花瓣6
正方形纸片剪出正三角形（顶点在边上）
國旗 (作圖步驟直接餵給 Claude)
Discover Topics
Logarithm
Ellipse
Confidence Interval
Integral Calculus
Orthocenter