円すいの展開図を開いたり閉じたりしながら，円すいの形のつくりを見てみましょう．
展開図を見て，円すいの形や構成に注目して，どんな特徴があるか調べてみましょう．
- Resource Type
-
Activity
- Tags
-
cone
- Target Group (Age)
- 12 – 19+
- Language
- Japanese / 日本語
Error
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