Respuesta :

browandbeauty22

Answer:

3/4

Step-by-step explanation:

The side lengths of WXYZ divided by the side lengths of ABCD is the scale factor needed to dilate.

6/8 is 3/4

9/12 is 3/4

3.75/5 is 15/20 which is 3/4

15/20 is 3/4

Double check: 20*3/4 is 15. 8*3/4 is 6. 5*3/4 is 3.75. 12*3/4 is 9.