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Sani Sahara; Maarten Dolk; Agus Hendriyanto; Tri Atmojo Kusmayadi; Laila Fitriana – Journal on Mathematics Education, 2024
Learning Transformation Geometry (TG) needs a more informal approach to concern situational problems. This study aims to develop actionable knowledge of TG in the form of design related to context and yet general enough to use digital manipulative activities in new situations. We propose such knowledge in the form of conjectured Local…
Descriptors: Transformations (Mathematics), Mathematics Instruction, Geometric Concepts, Grade 11