Question

gente é pra hj PF me ajuda pf

Answer 1

Figura A:
$1cm \times 1cm = 1 {cm}^{3}$
Figura B:
$1cm \times 2cm \times 0.5cm = \\ 1cm \times 2cm \times \frac{1}{2} cm = \\ 2 {cm}^{2} \times \frac{1}{2} cm = 1 {cm}^{3}$