Respuesta :

Answer:

29.9 feet

Step-by-step explanation:

sin 42= 20/x

X sin 42=20 cross multiply

X sin 42/sin 42 = 20/sin 42 Divide each side by sin 42

X = 20/sin 42 = 29.8895 ~ 29.9 feet

Answer:

29.9

Step-by-step explanation: