I don't understand this
1 answer:
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Check the picture below.
you surely know how to get the area of a rectangle, well, there you have 6 of them, get the area of each, sum them up, that's the surface area of the prism.
you surely know how to get the area of a rectangle, well, there you have 6 of them, get the area of each, sum them up, that's the surface area of the prism.
You have the slope and you have two points, so you can use the slope equation to find x.
So your answer is x = 8.