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Exploring Triangle Congruence

Do we really need all these pairs?

QUESTION: Can we tell if two triangles are congruent without knowing all the congruent sides and angles. In each of the scenarios below, the two triangles share some amount of congruent features. By clicking and dragging the points, see if it is possible to create two NON-CONGRUENT triangles that still share those congruent features.

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