Analysis of Critical Thinking Level of Students in Surrounding and Area of Circle Based on Elder and Paul’s Critical Thinking Theory in View Of Students’ Mathematical Ability. Interval: Indonesian Journal of Mathematical Education, [S. l.], v. 1, n. 1, p. 8–15, 2023. DOI: 10.37251/ijome.v1i1.609. Disponível em: https://cahaya-ic.com/index.php/IJoME/article/view/609. Acesso em: 18 may. 2026.