【中学入試算数】小学，中学，高校の3つの解き方を解説！

数学面白問題集😄
リアクション
2026年07月04日 ▼
今回は中学入試算数編という事で長さを求める問題を用意してきました。今回のこの問題は，小学，中学，高校の3つの解き方を解説しています。中学の解き方は三平方の定理，高校の解き方は余弦定理，小学の解き方は，隣辺比と相似比と面積比の関係を使って解いています。気になる人は是非動画をご覧下さい。

#数学 #図形問題 #中学入試算数 #算数 #面白い問題 #三平方の定理#余弦定理#中学数学#高校数学

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