Respuesta :

Answers:

  • sin(C) = 24/25
  • cos(Z) = 5/13

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Explanation:

The formulas we use are

  • sin(angle) = opposite/hypotenuse
  • cos(angle) = adjacent/hypotenuse

The fraction 15/39 reduces to 5/13 after dividing both parts by the GCF 3.