Răspunsuri

2014-05-15T19:38:26+03:00
A=L*l
L=2l => A=2l*l => 2l^2=32 => l^2 =16 => l=4 => L=2*l=2*4=8
2 5 2
2014-05-15T19:39:19+03:00
A=L*l=32

P=2l+2L
L=2l

A=2l*l=32
2l²=32
l²=16   ⇒l=4
L=2*4=8

P=2*4+2*8=8+16= 24
2 5 2