Question

cati cm²are sombul cu diagonalele de 15 cm si 16 cm​

Answer 1

$aria \: romb = \frac{d1 \times d2}{2} = \frac{15 \times 16}{2} = \frac{240}{2} = 120 {cm}^{2}$

prin centrimetri patrati inteleg aria lui...