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和が240°の三等辺四角形

Author:Tsuyoshi Yamamoto

New Resources

  • 小テスト
  • standingwave-reflection
  • 接点の作る円は内接円
  • 対数螺旋
  • 6章⑥三角柱の展開図

Discover Resources

  • アイスクリーム
  • 図形と比 p152
  • p217 接線の長さ
  • 円周角の定理の逆
  • 円錐の展開図

Discover Topics

  • Distributions
  • Hypergeometric Distribution
  • Circumcircle or Circumscribed Circle
  • Optimization Problems
  • Congruence
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