Complete the work to determine the value of a. Use the law of sines: . Substitute: . Cross multiply: 8sin(45°) = asin(77°). Solve for a and round to the nearest hundredth: a ≈ .

Respuesta :

Divide by sin(77°).
  8sin(45°)/sin(77°) = a
  5.81 = a

a ≈ 5.81
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