Ardhiansah, Dian, Dedi Muhtadi, and Vepi Apiati. “Analysis Of Cognitive Difficulties Of Junior High School Students In Solving The Problem Of Pythagorean Theorem”. Koordinat Jurnal MIPA 6, no. 1 (June 2, 2025): 25-37. Accessed May 11, 2026. http://jurnalkoordinat.org/index.php/koordinat/article/view/133.