最終更新日：2023/09/02
The main diagonal of the square divides it into two congruent right triangles.
正解を見る
The main diagonal of the square divides it into two congruent right triangles.
編集履歴（0）
The main diagonal of the square divides it into two congruent right triangles.
The main diagonal of the square divides it into two congruent right triangles.
DiQt（ディクト）
無料
★★★★★★★★★★
