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Drag the red dots, see the area ratio of EHFG to ABCD

Author:johnmayhk

New Resources

  • 【案例】圆柱体内放置一个大球六个小球
  • 畫出對稱圖形
  • 画直线等分三角形的面积
  • 球体的体积推导
  • 兩組對邊相等的四邊形

Discover Resources

  • 永遠垂直、以像素為單位的向量?
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  • 洋葱初中数学
  • 纏繞畫2

Discover Topics

  • Logarithm
  • General Quadrilateral
  • Perimeter
  • Inequalities
  • Equilateral Triangles
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