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翰林數學_2下_CH4-3_四邊形的種類
Author:
翰林數學
GeoGebra
New Resources
兩組對邊相等的四邊形
拼砌四邊形
畫出對稱圖形
柱體建築師
異分母分數減法
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Contour Lines 等高線
周界和面積
asasd
轉彎的箭頭
reflection of tetrahedron
黎曼和的副本
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Fractions
Arithmetic
Parabola
Normal Distribution
Straight Lines