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Author:
chen mingchuan
New Resources
Cross Product for 2D Vectors (平面外積)
Template: Symmetry03
Template: 圓周
未命名
練習_對稱
Discover Resources
三角形折纸 的最大重叠面积?
Sequence指令練習(包絡線：橢圓)
堆疊多邊形
程自顺100
办温哥华岛大学毕业 证扣薇374936141办加拿大毕业 证/办留学回国人员证明
Discover Topics
Multiplication
Plane Figures or Shapes
Conic Sections
Rhombus
Special Points
