Question

Va rooog mult exercitiul 9!@!!@@@

Answer 1

a) P patrat = 4l= 4*4=16 cm
Arie patrat= $l^{2}$ = $4^{2}$ = $16cm^{2}$
b) P dreptunghi = 2(L+l) = 2(4+3) = 2*7 =14 cm
A dreptunghi= L*l = 4*3 = $12cm^{2}$
c) latimea = 2 cm
P = 2(L+l) = 2 (4+2) = 2*6 = 12cm
A = L*l = 4*2 = $8cm^{2}$