Respuesta :

The surface area would be 17.6ft2

Explanation:
2 x 1 x 1/2 = 1
2 x 1 x 1/2 = 1
3 x 1 = 3
3 x 2 = 6
3 x 2.2 = 6.6

6.6 + 6 + 3 + 1 + 1 = 17.6