Répondre :
P ABCD ! 4(1+V3) = 4+4V3
P EFGH : 2(1+FG)
2+2FG
4+4V3 = 2+2FG
4+4V3-2 = 2FG
2+4V3 = 2FG
FG = 1+2V3
A ABCD = (1+V3)²
= 1+2V3+3
= 4+2V3
A EFGH = (1*FG)
4+2V3 = 1*FG
FG = (4+2V3)/1
= 4+2V3
P EFGH : 2(1+FG)
2+2FG
4+4V3 = 2+2FG
4+4V3-2 = 2FG
2+4V3 = 2FG
FG = 1+2V3
A ABCD = (1+V3)²
= 1+2V3+3
= 4+2V3
A EFGH = (1*FG)
4+2V3 = 1*FG
FG = (4+2V3)/1
= 4+2V3