HEL ASAP A farmer is painting a new barn. He will need to calculate the surface area of the barn to purchase the correct amount of paint. In which of the following units can the farmer expect to calculate the surface area?

Surface area is not volume, so it is 2-dimensional. Therefore, depending on which unit of measurement (ex. inches, meters...), it would be squared (ex. inches^2, meters^2).

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the number of the people going.

step-by-step explanation:

the cost to buy one movie ticket is $7. if the total cost for the movie is a function of how many people go, then the input is : the number of the people going.