Draw the line of reflection. From a point on the shape, count how far it is vertically from the line of reflection. Count the same amount horizontally on the other side of the line and plot the point.
https://doi.org/10.5325/trajincschped.26.1.0013 • https://www.jstor.org/stable/10.5325/trajincschped.26.1.0013 Copy URL As a former editor of Transformations ...
The journal aims to stimulate reflection on mathematics education at all levels, and promote study of its practices and its theories: to generate productive discussion; to encourage enquiry and ...
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