Respuesta :

sqdancefan

Answer:

  122.5 units

Step-by-step explanation:

The perimeter of Figure B is the sum of its side lengths:

  12 + 9 + 5 + 9 = 35

The perimeter of Figure A is that value multiplied by the scale factor:

  (7/2)(35 units) = 122.5 units

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