Respuesta :

Answer:

130 ft

Step-by-step explanation:

S.A. = 2wl + 2lh + 2hw

= 2 x 5 ft x 7 ft = 70 ft    2 x 7 ft x 2.5 ft = 35 ft     2 x 2.5 ft x 5 ft = 25 ft

70 + 35 + 25 = 130 ft