Răspunsuri

2014-06-01T19:27:46+03:00
A- ;latrura la a doua
a)169 m patrati
b)2.25 dm patrati
c)5.3824  cm patrati

2014-06-01T19:28:55+03:00
A)A=13²=169m²
b)A=1,5²=2,25dm²
c)A=2,32²=5,3824cm²