Respuesta :

Answer:

d = 7 meters

Step-by-step explanation:

Volume of a rectangular prism (a box) is

length × width × height

You have three out of these four numbers, let's set it up.

Vol = l × w × h

84 = d × 2 × 6

84 = 12d

Divide both sides by 12.

84/12 = 12d/12

7 = d