(y3)2 · y7 find the product

Brook states that the distance on the line is 4 units. caleb states that the whole line does not have a distance because it continues on forever. vivian states that the line is 6 units long. which distance did brook measure? which distance did vivian measure?

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If the dimensions of a rectangular prism are 5 ft x 3.5 ft x 2 ſt, what is the surface area?