Setiawan, Eko Aris, and Dwi Avita Nurhidayah. “Analisis Kesalahan Siswa Dalam Mengerjakan Soal Teorema Pythagoras Berdasarkan Teori Kastolan Di Masa Pademi Covid –19”. EDUPEDIA 5, no. 2 (January 31, 2022): 145–154. Accessed May 2, 2026. https://studentjournal.umpo.ac.id/index.php/edupedia/article/view/776.