Answer:
1.5 ft
Step-by-step explanation:
The volume of a rectangular trunk (a prism) is V = (length)(width)(height).
Here, V = 18 ft³ = (6 ft)(2 ft)(height).
We must solve for (height).
Divide both sides by (height):
18 ft³
--------- = 1.5 ft
12 ft²
The height of the trunk is 1.5 ft.
