Herizal, Priatna N, Prabawanto S, Jupri A. Students learned knowledge of the concept of angle and angular measure: A didactic transposition perspective. JA [Internet]. 2025 Apr. 30 [cited 2025 Jul. 31];8(1):122-34. Available from: https://journal.upp.ac.id/index.php/absis/article/view/3196