Respuesta :

ricchad

Answer:

h = 28

Step-by-step explanation:

volume of box = 56 ft³

base = 4

width = 1/2

height = ?

volume = base x width x height

56 = 4 x 0.5 x h

56 = 2h

h = 56 / 2

h = 28

therefore, the height of the box is 28 ft