Houda Msouni Posted April 11, 2011 Report Share Posted April 11, 2011 a quoi il sert déja puisqu on ne l utulise pas dans la formule:unsure: c le rapport entre A' et A : superficie total à reprendre et superficie total revétue qui peux m expliquer la difference je ss perdue :crying: Quote Link to comment Share on other sites More sharing options...
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