The surface area of the square prism.
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7
Answer:
Explanation:
The surface is: the top and bottom with areas of x2 each, and 4 sides of area xy:
f(x,y) = 2x2 + 4xy
f’x = 4x + 4y
f’y = 0 + 4x = 4x
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1
Answer:
The area of one of them is a*a, or a 2 . Since these are all the same, you can multiply one of them by six, so the surface area of a cube is 6 times one of the sides squared. In words, the surface area of a rectangular prism is the area of the six rectangles that cover it.
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