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Deriving Formulae for the Area of Polygons Using Algebra
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Vladimir Miškovic – Australian Mathematics Education Journal, 2023
The purpose of this article is to present and discuss two recommended sequences of learning the areas of polygons, starting from the area of a rectangle. Exploring the algebraic derivations of the two sequences reveals that both are valid teaching progressions for introducing the area formula for various polygons. Further, it is suggested that…
Descriptors: Algebra, Geometric Concepts, Plane Geometry, Mathematical Formulas
Homophobia, Transphobia, Young People and the Question of Responsibility
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Rasmussen, Mary Lou; Sanjakdar, Fida; Allen, Louisa; Quinlivan, Kathleen; Bromdal, Annette – Discourse: Studies in the Cultural Politics of Education, 2017
Young people may face conflicting and confusing messages about what it means to respond well in relation to homophobia and transphobia. Consequently, we ask--What might it mean to respond well to homophobia and transphobia? This strategy, inspired by Anika Thiem and Judith Butler, is recognition of the ambivalent conditions which structure…
Descriptors: Social Bias, Homosexuality, Sexual Orientation, Sexual Identity