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a rectangular swimming pool 20 feet long and 10 feet wide,is enclosed by a wooden deck that is 3 feet wide. What is the area of the deck? How much fence is required to enclose the deck?

  • math -

    A = (20 + 2*3)*(10 + 2*3) - 20 * 10

    P = 2 * (20 + 10 + 4*3)

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