１１．三角比

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You can either download the .ggb file alone or the complete webpage for students with tasks.

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• Offline Activity (.zip)

• GeoGebra Files

  1. ★向きが変わってもわかるようにしょう (.ggb)
     
  2. ★合同と符号に目をつけよう (.ggb)
     
  3. ★対応辺に目をつけよう (.ggb)