D=(82+6)/2=44 d=(82-6)/2=38 2p=44*4=176cm
205)
Rombo:
diagonale maggiore $D= \dfrac{82+6}{2} = \dfrac{88}{2} = 44\,cm.$
Quadrato:
lato $= 44\,cm;$
perimetro $2p= 4×l = 4×44 = 176\,cm.$
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