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正三角形內一點到三頂點的距離

Author:羅驥韡 (Pegasus Roe)
Topic:Area, Rotation, Triangles

New Resources

  • 三位數除以一位數(一)
  • 【案例】2018年全国1卷理科12题
  • 畫出對稱圖形
  • 画直线等分三角形的面积
  • 拼砌四邊形

Discover Resources

  • 「相似三角形」任务4
  • 正方体展开图的副本
  • 圆的面积展开的副本
  • Sec1302 Example0203
  • 斜率乘积为定值(椭圆、双曲线)

Discover Topics

  • Isosceles Triangles
  • Vectors
  • Reflection
  • Centroid or Barycenter
  • Tangent Line or Tangent
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