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math

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a banquet hall area is in d shape of a rectangle 30m by 20m.part of d area is a concrete square 15m by 15m,the rest is covered with carpet.calculate the area of the carpet.

  • math - ,

    " d shape" , "d area" ??????

    whole area = 30(20) = 600 m^2
    area of concrete square = 15(15) or 225 m^2

    So d area of d carpet is 600-225 or 375 m^2

  • math - ,

    thanku so much

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