Respuesta :

(60 times 4 ) plus (25 times 2)
60•4=240 in^
25•2=50in^
Surface of it all is
240 in^ + 50 in^ = 290 in ^

290 inches^2 is your'e answer  

2×(5×5 + 5×12 + 5×12)= 290 inches2