Question

three cubes of each side 4 cm are joined end to end find the surface area of the resulting cuboid​

Answer 1

Answer:

it becomes a void of

height 4

length 4

breath 12

apply the formula

ans 160

Answer 2

Answer:

surface area of 1 cube =5*(side*side)

surface area of 2 cube= 4*(side*side)

surface area of 3 cube =5*(side*side)

64+80+80=224cm square