Effect of Cooperative Learning and Peer Teaching Strategies on Senior Secondary School Students’ Academic Achievement of Geometrical Concepts in Mathematics. Integral Research, [S. l.], v. 3, n. 1, p. 73–87, 2026. DOI: 10.57067/. Disponível em: https://integralresearch.in/index.php/1/article/view/493. Acesso em: 30 jan. 2026.