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geometry

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The roof of a building is shaped like a square pyramid, with a base of 18m by 18m. If the slant height of the roof is 12m and roofing costs 5.75m2, how much will it cost for roofing material?

  • geometry -

    a= 1/3*b^2*h

  • geometry -

    hey im not sure what this means if i show this to my teacher hes going 2 ask how the total cost for roofing material can you show me please?

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