Respuesta :

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Answer:

168 cm²

Explanation:

Lateral surface area of triangular prism: (perimeter of base) × height

Here given:

  • a = 4 cm
  • b = 6 cm
  • c = 4 cm
  • h = 12 cm

So, lateral surface area:

= (4 + 6 + 4) × 12

= 168 cm²
The correct answer is 168cm^2.