Khan Academy Static

Topic A includes lessons 1-7 and covers what lies behind “same shape”?, properties of dilations, examples of dilations, fundamental theorem of similarity (FTS), first consequences of FTS, and dilations on the coordinate plane. (Currently, we do not have content for Lessons 4 and 5.)

9369_Dilating_shapes_shrinking.html

9371_Side_lengths_after_dilation.html

9370_Performing_dilations.html

9368_Dilating_shapes_expanding.html