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16-03-2017
Mathematics

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A sidewalk of width 2 feet is being built around a pool. Which expression represents the area of the sidewalk?

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16-03-2017

I would assume it's the area of both the sidewalk and pool combined (79ft x 49ft = 3,871) minus the area of the pool alone (75ft x 45ft = 3,375). The area of the sidewalk would then be 496 ft[tex] x^{2} [/tex].

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17-03-2017

Use the formula for area!

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