AMELIA, Safira; RAHARJA, Surya Putra; SYAMSULRIZAL, Syamsulrizal. PENGEMBANGAN MEDIA PEMBELAJARAN MATEMATIKA BERUPA VIDEO PEMBELAJARAN MENGGUNAKAN POWER POINT PADA MATERI TRIGONOMETRI KELAS X. THEOREMA: The Journal Education of Mathematics, [S. l.], v. 1, n. 2, 2020. DOI: 10.36232/theorema.v1i2.1097. Disponível em: https://e-journal.unimudasorong.ac.id/index.php/jurnaltheorema/article/view/1097. Acesso em: 5 sep. 2026.