Answer:
864/(6*12)
864/72
12 = l
Step-by-step explanation:
V = l * b * h
l = V/(b * h)
L = 864/(6*12)
L = 864/72 = 12 inches
x₁ = 6 and x₂ = 8
See the picture below
Yes
0s after all the decimals do not count