Respuesta :

Answer:  139.5

Work Shown:

cos(angle) = adjacent/hypotenuse

cos(55) = 80/x

x*cos(55) = 80

x = 80/cos(55)

x = 139.4757 approximately

x = 139.5

fieryanswererft

Answer:

x= 139.5

Step-by-step explanation:

adj/hyp =cos55

80/hyp =cos55

hyp= 139.5

ty have a great day

Otras preguntas