数学を勉強する中で英語の勉強を行う 効率性の追求
高校数学の余弦定理を利用した英語の文章題を解いてみましょう。Michael and Donna are standing on level ground 100m apart. A large tree is due North of Michael and on a bearing of 065 from Donna. The top of the tree appears at an angle of elevation of 25°t
2022/02/26 18:18