1)un muncitor a cladit un perete cu inaltimea de 2.4 m lungimea de 4.92 m iar latimea de 24 de cm ridicand caramizi culcate plat itr-un rand pe suprafata pamantului.Ce lucru mecanic a efectuat zidarul daca dimensiunile unei caramizi sint 24x12x6 cm?

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