Respuesta :

mhanifa

Answer:

  • 17. A. 180 in²
  • 18. B. 234 in²

Step-by-step explanation:

#17

Total surface area is:

  • A = 8(3*2 + 6*2) + 2(3*6) = 180 in²

Correct option is A

#18

Total surface area is:

  • A = 2(9*9) + 4(2*9) = 234 in²

Correct option is B

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