Respuesta :

Answer:

473

Step-by-step explanation:

The square surface area is 121 (11x11)

For the triangles, you do 16x11, which equals 176 and then divide by 2, to get 88.  Since there are 4 triangles, I did 88x4 and got 352 and then added 121 to get 473

319696

Answer:

473

Step-by-step explanation: