Respuesta :

Answer: 3360 ft squared

Step-by-step explanation:

Short side : 30 x 14 = 420

Long side 30 x 3 x 14 = 1260

420 + 420 + 1260 + 1260 =  3360

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Area of shorter side

  • BH
  • 30(14)
  • 420ft²

Area of longer sides

  • 420(3)
  • 1260ft²

Total Lateral surface area

  • 2(1260+420)
  • 2(1680)
  • 3380ft²

Renark:-

The general LSA formula of cuboid can also be used to solve

  • LSA=2×H(L+B)

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