Respuesta :

nakalayangoscovia

Answer:

surface area of a cuboid=2(L*W)+ 2(L*H)+ 2(W*H)

2(9*5)+2(9*4)+2(5*4)

[tex]2 \times 45 + 2 \times 36 + 2 \times 20[/tex]

[tex]90 + 72 + 40 = 202 {cm}^{2} [/tex]