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F2 正三角形の合同 証明問題

Author:Hisao Yamamoto

New Resources

  • 正17角形 作図 regular 17-gon
  • コイン投げと樹形図
  • standingwave-reflection
  • カージオイド
  • 直線の軌跡

Discover Resources

  • 惑星の楕円運動 Oval movement in Planets
  • 日食と月食
  • 有名角のときだけ分数表示
  • loac
  • 放物線の平行移動

Discover Topics

  • Reflection
  • Similar Triangles
  • Geometric Transformations
  • Logarithm
  • Pie Chart or Circle Chart
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