If 1 gallon of paint covers 300 square feet, how many gallons are needed for a room 30' long x 20' wide x 12' high?
Added by Belen G.
Step 1
There are four walls in the room, two of which are 30' long x 12' high, and the other two are 20' long x 12' high. For the 30' x 12' walls: 30' x 12' = 360 square feet Since there are two of these walls, the total square footage for these walls is: 360 square Show more…
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