Respuesta :

Answer:

m∠A = 31°

c = 50.02 feet

Step-by-step explanation:

m∠A = 180° - m∠B - m∠C = 180° - 29° - 120° = 31°

sinB/b = sinC/c

sin(29)/28 = sin(120)/c

c*sin(29) = 28sin(120)

c = 28sin(120)/sin(29)

c ≈ 50.02