Mathematics, 29.12.2021 19:00 karose4590
The mass of a sheet of metal varies jointly with its area and its thickness. A sheet of metal of area 250cm2 and thickness 1mm has a mass of 200g. Find the formula which connects the mass M g, the area A cm2 and the thickness 1mm. Hence find the mass of a piece of metal of area 400 cm2 and thickness 3mm
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The mass of a sheet of metal varies jointly with its area and its thickness. A sheet of metal of are...
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