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. jsoscied 2024, 7 (2), 610-617. https://doi.org/10.32531/jsoscied.v7i2.860.