EFEKTIVITAS MODEL PEMBELAJARAN PROBLEM BASED LEARNING (PBL) BERBANTU KAHOOT TERHADAP HASIL BELAJAR SISWA KELAS XI SMK PADA MATERI PERSAMAAN LINGKARAN. SENATIK [Internet]. 2019 Aug. 20 [cited 2026 Aug. 17];4:441-6. Available from: http://103.98.176.39/index.php/senatik/article/view/92