Sihombing K, Situmorang S, Harefa I, Siregar B. Peningkatan Pemahaman Konsep Matematika Siswa Pada Materi Teorema Pythagoras Melalui Pendekatan Realistic Mathematics Education Berbantuan Alat Peraga Papan Triple Pythagoras. cendekia [Internet]. 10Feb.2025 [cited 16Apr.2026];9(1):223-36. Available from: https://j-cup.org/index.php/cendekia/article/view/3794