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立體測量:兩仰角

Author:羅驥韡 (Pegasus Roe)

New Resources

  • 直線的斜率
  • 祖冲之的期望:内棋与外棋
  • 常见四边形是否是双心四边形
  • 圓的基本性質
  • 垂直線的斜率

Discover Resources

  • 面積相關問題(Area)
  • 相向而行的兩行進波
  • 相同圖形的拼砌(有兩組平行線的四邊形)
  • Introduce tangent ratio
  • 畢氏定理完成20170330

Discover Topics

  • Random Variables
  • Pie Chart or Circle Chart
  • Polygons
  • Numbers
  • Histogram
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