Respuesta :

Answer:

358 in²

Step-by-step explanation:

surface area

  • (9 x 4) 2 -----> top and bot
  •  72 in²
  • (11 x 4) 2  +  (11 x 9) 2 ------> sides
  • 88 + 198 = 286 in²

total surface area = 72 + 286

                             = 358 in²