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Author:
Miya
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nhh
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第八周作业
Earth with coastline
近似值：有效數字
四邊形的特性
兩組對邊相等的四邊形
Discover Resources
区域面积
demo
等差数列计算练习
〃One〃
等差数列、等比数列
Discover Topics
Similarity Transformation or Similarity
Line Segment
Frequency Distribution
Vectors 2D (Two-Dimensional)
Tree Diagrams