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math

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jhon needs to bulid a fence around his yard , which is 96 ft. wide and 120 ft. deep.
A.how much fence mst he buy to enclose all four sides?answer:
B .if the fence cost$12.87 for an 8 ft. length, how much will the entirefence cost befor the tax is added?

  • math -

    P = 2L + 2W
    P = 2(120) + 2 (96)
    P = 240 + 192
    P = 432 ft.

    (432/8) * 12.87 = cost

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