ANALISIS PEMAHAMAN KONSEP MATEMATIS SISWA PADA SOAL GARIS DAN SUDUT BERBASIS CONTEXTUAL TEACHING AND LEARNING (CTL) DI SMP NEGERI 11 SUNGAI AMBAWANG. JPPM [Internet]. 2022 Jul. 8 [cited 2025 Mar. 14];4(2):417-31. Available from: https://jurnal.mipatek.upgripnk.ac.id/index.php/JPPM/article/view/420