Question

calcule a área de cada trapézio

Answer 1

$a)a = \frac{(base \: maior \: + base \: menor).altura}{2} \\ a = \frac{(6 + 4).2}{2} \\ a = \frac{10 \times 2}{2} \\ a = \frac{20}{2} \\ a = 10 \\ \\ b)a = \frac{(4 + 2)4}{2} \\ a = \frac{6 \times 4}{2} \\ a = \frac{24}{2} \\ a = 12$