PENGARUH MODEL PEMBELAJARAN PROBLEM BASED LEARNING (PBL) TERHADAPHASIL BELAJAR MATEMATIKA SISWA MATERI JARAK DIMENSI TIGA. alfarabi [Internet]. 2020 Jul. 19 [cited 2025 May 10];1(1):1-9. Available from: https://jurnal.uniwa.ac.id/index.php/alfarabi/article/view/1