Respuesta :

zibahkeshiro

Answer:207 in^2

Step-by-step explanation:

length= 9 in

breadth= 12 in

height= 3

sa=(lb +bh +lh )+bh

     {(9 x 12) +(12 x 3) +(9 x 3)} +(12 x 3)

    {108 +36 +27}+ 36

   sa=207in^2