Illustrated · 1 min

A dilation is just a shrinking or expanding of a particular polygon. It keeps the same shape and angle measurements, but the lengths of the sides are different.

A scale factor is how much a polygon is dilated. The scale factor of this polygon and its dilated shape is how much the original shape is multiplied by to get the dilated shape. For example;

The scale factor here is 2.

A scale factor can be any number like 0.5 (half) to 100 (100 times the original).

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