JANNAH, Miftahul; B, Mas’ud; ARIFUDDIN. Peningkatan Keaktifan Belajar Siswa Melalui Model Pembelajaran Kooperatif Tipe Numbered Heads Together (NHT) pada Materi Perbandingan Trigonometri di Kelas X UPT SMA Negeri 3 Parepare. Venn: Journal of Sustainable Innovation on Education, Mathematics and Natural Sciences, [S. l.], v. 5, n. 4, p. 794–806, 2026. DOI: 10.53696/venn.v5i4.502. Disponível em: https://journal.web.id/journals/venn/article/view/502. Acesso em: 7 oct. 2026.