Congruence of triangles

In this chapter, we will learn what congruence is and learn different criteria for proving the congruence of two triangles.
4 exercises available

Two figures are congruent if you can go from one to another through some combination of translations, reflections and rotations. In this tutorial, we'll really internalize this by working through the actual transformations.

If two line segments have the same length, they are congruent and vice versa.