ANALISIS KESALAHAN SISWA DALAM MENYELESAIKAN SOAL CERITA PADA MATERI PYTHAGORAS BERDASARKAN TEORI KASTOLAN DI SMP NEGERI 2 LANGOWAN: ANALYSIS OF STUDENTS’ ERRORS IN SOLVING STORY PROBLEMS ON PYTHAGORAS MATERIAL BASED ON KASTOLAN’S THEORY AT SMP NEGERI 2 LANGOWAN. SOSCIED, [S. l.], v. 7, n. 2, p. 610–617, 2024. DOI: 10.32531/jsoscied.v7i2.860. Disponível em: https://jurnal.poltekstpaul.ac.id/index.php/jsoscied/article/view/860. Acesso em: 19 apr. 2026.