Tag Archives: deductive reasoning

Geometric relations – angles made by transversal

Geometry is a natural area of mathematics for which students should develop reasoning and justification skills and their appreciation of the logico-deductive part of mathematics that build across the grades. Learning tasks therefore should be so designed so that the focus of the learning is on the development of these skills as well and not… Read More »

Problem on proving perpendicular segments

This problem is a model created to solve the problem posed in the lesson Collapsible. In the figure CF = FB = FE. If C is moved along CB, describe the paths of F and E. Explain or prove that they are so. This problem can be explored using GeoGebra applet.  Click this link to explore… Read More »

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