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2020全国新课标1卷20(四棱锥,线面垂直,线面角,交线)

Author:jjx01
Topic:Pyramid, Solids or 3D Shapes

New Resources

  • 【案例】圆柱体内放置一个大球六个小球
  • 畫出對稱圖形
  • 第八周作业
  • 兩位數加法
  • 球体的体积推导(优化版)

Discover Resources

  • 面积与面积问题
  • 把三角形分類
  • 史坦納圓 (Steiner Circle)
  • 多項式函數圖形
  • 拋物線五-包絡線法

Discover Topics

  • Multiplication
  • Centroid or Barycenter
  • Unit Circle
  • Piecewise Functions
  • Cosine
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