Question

No exercício S vale 3

Answer 1

Resposta:

A = 80mm²

Explicação passo-a-passo:

$A = \frac{16}{4} . S . 4 + 2 . \frac{16}{4}^2\\\\A = \frac{16}{4} . 3 . 4 + 2 . \frac{16}{4}^2\\\\A = 4 . 3 . 4 + 2 .4^2\\\\A = 48 + 32\\\\A = 80mm^2$