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Author:
bigsai0730
New Resources
球體建築師
第八周作业
兩組對邊相等和有直角的四邊形
兩位數加法
異分母分數減法
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waaachen
截痕
包含除法（1 ÷分數）的副本
Copia de 分數除法5: x ÷ a/b (包含)
曲線所圍區域的面積 (The Area between Curves)
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Parallelogram
Square
Expected Value
Translation
Scalene Triangles