See Yan WONG. “Rethinking the Pedagogical Sequence of Trigonometric Formulae in Secondary Education : A Preliminary Assessment of an Alternative Teaching Approach in a Hong Kong Secondary ”. INTERNATIONAL JOURNAL OF MANAGEMENT RESEARCH AND REVIEW 16, no. 3 (September 10, 2026): 204–306. Accessed October 23, 2026. https://ijmrr.com/index.php/ijmrr/article/view/759.