Respuesta :

raelu

Answer:

2/3 is the scale factor.

Step-by-step explanation:

10/15=2/3

8/12=2/3

6/9=2/3

sqdancefan

Answer:

  3/2

Step-by-step explanation:

The ratio of corresponding sides of DEF to those of ABC is ...

  9/6 = 12/8 = 15/10 = 1.5 = 3/2

Triangle DEF is 1.5, or 3/2 times the size of triangle ABC.

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