Novita, Nova, Isnaniah Isnaniah, and Defri Joni. “ANALISIS KESULITAN SISWA KELAS XI-MIPA PADA MATERI TRIGONOMETRI DI SMA N 1 KECAMATAN GUNUANG OMEH”. KOLONI 1, no. 4 (December 30, 2022): 381–392. Accessed May 3, 2024. https://koloni.or.id/index.php/koloni/article/view/333.