Pengaruh Strategi Belajar Concept Mapping terhadap Hasil Belajar Siswa pada Materi Garis dan Sudut di Kelas VII MTs Negeri 2 Langkat. Indo-MathEdu Intellectuals Journal, [S. l.], v. 6, n. 5, p. 7862–7871, 2025. DOI: 10.54373/imeij.v6i5.3811. Disponível em: https://ejournal.indo-intellectual.id/index.php/imeij/article/view/3811. Acesso em: 26 jun. 2026.