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余弦定理

Author:保浦良太

New Resources

  • 接点の作る円は内接円
  • sine-wave
  • 正17角形 作図 regular 17-gon 2
  • standingwave-reflection-free
  • 目で見る立方体の2等分

Discover Resources

  • ヤギの水飲み
  • △ABCの相似三角形の重心と外心と垂心と擬似重心の軌跡は一点で交わる
  • H形の裏返し1
  • 傍心の直極点の軌跡
  • 平行線と面積(授業①)

Discover Topics

  • Statistical Characteristics
  • Cone
  • Binomial Distribution
  • Pythagoras or Pythagorean Theorem
  • Subtraction
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