AWODEYI , A. F.; UDOM, M. B. EFFECT OF ACTIVITY-BASED LEARNING METHOD OF TEACHING TRIGONOMETRIC RATIOS USING GEOTRIGMETRIC SETS, ON JUNIOR SECONDARY SCHOOL STUDENTS ACHIEVEMENT IN MATHEMATICS. British International Journal of Education and Social Sciences, [S. l.], v. 9, n. 12, p. 12–18, 2022. Disponível em: https://cirdjournals.com/index.php/bijess/article/view/994. Acesso em: 18 apr. 2026.