Respuesta :

Step-by-step explanation:

[tex]area \: of \: trapezoid = \frac{1}{2} \times (3 + 5) \times 4 \\ \\ = 8 \times 2 \\ = 16 \: {cm}^{2} [/tex]

Answer:

15cm²

Step-by-step explanation:

A=b(h)

5(3)