5*3=15
15-4= 11
hope I helped:)
Hey!
You have to divide the total amount she has by the surface area.
Surface area = 2(wl+hl+hw)
That gives you:

The surface area is 126 ft. Now divide the total amount she has by the surface area.

<em>That means she can cover 9 boxes</em>

Answer:
by my best guess, x = -5 (negative five)
Step-by-step explanation:
Answer:
pi*36*10 = 1131 cubic feet
Step-by-step explanation:
MARK AS BRAINLEST!!