Khan Academy Static

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.

4230_Congruent_shapes_transformations.html

4232_Performing_sequences_of_transformations.html

4231_Non_congruent_shapes_transformations.html

4233_Determining_mappings_incl_dilations_.html