Respuesta :

abidemiokin

Answer:

2

Step-by-step explanation:

Since the two rectangles are similar, the ratio of their similar sides will be a constant k

Hence;

18/9 = 12/6 = k

Since they are all the same, then;

k = 18/9

k = 2

Hence the scale factor is 2

mhanifa

Answer:

  • D. 1/2

Step-by-step explanation:

The scale factor is the ratio of corresponding sides:

  • k = 9/18 = 1/2

or

  • k = 6/12 = 1/2

Correct choice is D

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