Respuesta :

Answer:

  • 30.24 m

Step-by-step explanation:

Find the length of one of the braces b, use sine:

  • sin 55° = 6.2 / b
  • b = 6.2 / sin 55°
  • b = 7.56 m

Total length:

  • 7.56*4 = 30.24 m