An Analysis on Angle concepts in mathematics Education

각 개념에 대한 수학교육적 분석

The purpose of the study is to investigate multifaced aspects of angle concepts and the developments of angle concept and to examine textbooks in relation to above investigation. In this study, we obtain the following results. First, angle concepts have static and dynamic aspects and develop situated angle concepts, contextual angle concepts, abstract angle concepts, through formal angle concepts. Second, our textbooks emphasize abstract angle concepts and formal angle concepts but lack situated angle concepts and contextual angle concepts.