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Direct linkMoore, Kevin C.; LaForest, Kevin R.; Kim, Hee Jung – Educational Studies in Mathematics, 2016
We discuss a teaching experiment that explored two pre-service secondary teachers' meanings for the unit circle. Our analyses suggest that the participants' initial unit circle meanings predominantly consisted of calculational strategies for relating a given circle to what they called "the unit circle." These strategies did not entail…
Descriptors: Preservice Teachers, Secondary School Teachers, Secondary School Mathematics, Mathematics Instruction
