Răspunsuri

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2014-05-13T19:12:20+03:00
P=2l+2L=2*3,5+ 2*10= 7+20=27cm

A=L*l=3,5*10=35cm²
1 5 1
2014-05-13T19:12:58+03:00
Aria dreptunghiului=L*l shi 10 cm X 3.5 cm=35 (cred ca asa nu stiu precis)