Răspuns :
a) = > L = P : 4 = 104 : 4 = 26cm
b) = > A = L x l = 18 x 9 = 162 cm^2
b) = > A = L x l = 18 x 9 = 162 cm^2
a) P=4l, deci l=P/4, l=26cm
b) A=l×L, A=162 cm^2
sper ca te am ajutat
b) A=l×L, A=162 cm^2
sper ca te am ajutat