Answer:
Answer/Step-by-step explanation:
Scale factor is the ratio of the corresponding side lengths of two similar figures or shapes.
For an enlargement, divide the length of the new figure over the length of the original figure.
The scale factor of an enlargement should give you a whole number or mixed fraction.
For example, if the length an original figure is 2, and the length when enlarged is 6, the scale factor = 6/2 = 3