Respuesta :

Answer:

  • 5/4

Step-by-step explanation:

Scale factor is the ratio of corresponding sides

  • 15/12 = 5/4
  • 10/8 = 5/4
  • 7.5/6 = 5/4

Answer:

5/4

Step-by-step explanation:

7.5/6=1.25

15/12=1.25

10/8=1.25

1.25 is basically 5/4 in a fraction

So 5/4

Rememeber that the Scale factor is the ratio of correspondind sides