21-05-2016
Mathematics

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calculati aria unui patrat care are perimetrul de 7,2 cm

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GreenEyes71 GreenEyes71

21-05-2016

[tex]A=l^2=\left(\dfrac{P}{4}\right)^2=\left(\dfrac{7,2}{4}\right)^2=1,8^2=3.24\;cm^2.[/tex]

Green eyes.

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