Răspunsuri

2014-10-29T20:31:28+02:00
Daca terenul e in forma de dreptunghi
P= 2L + 2l ⇒L+l = 354 : 2 ⇒L+l = 177
L : l = 6 rest 2 ⇒L = 6l +2
Inlocuim :
6l + 2 +l =177
7l +2 = 177 | -2
7l = 175 | :7
l = 25
L+l =177⇒ L = 177 -l ⇒L = 177 - 25 ⇒L =152
3 4 3
2014-10-29T21:18:58+02:00
6l + 2 +l =177
7l +2 = 177 | -2
7l = 175 | :7
l = 25
L+l =177⇒ L = 177 -l ⇒L = 177 - 25 ⇒L =152P= 2L + 2l ⇒L+l = 354 : 2 ⇒L+l = 177
L : l = 6 rest 2 ⇒L = 6l +2

2 1 2