Topic A: Dilation

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.)

Dilating shapes: expanding

Dilating shapes: shrinking by 1/2

Dilating points

Dilate points

Dilations: scale factor

Dilations: scale factor

Dilate triangles

Dilations and properties

Dilations and properties