Pls solve qn 14...

If two cubes of side 4cm are placed end to end then the length of the resulting cuboid will be (4+4= 8cm).
Then the surface area of the cuboid is
2(lb+lh+bh)
[Where l= 8cm ,b= 4cm ,h= 4cm]
Therefore,
= 2{(8?4)+(8?4)+(4?4)}
= 160cm ?[ANS]