Question

Three identical cubes of side 4 cm are joined end to end. Find the total surface area of the new resulting cuboid.

Answer 1

Answer:536cm

Step-by-step explanation:4*4*4*4*4*4*4*4

Answer 2

Step-by-step explanation:

3 cubes when joined results a cuboid of dimensions 12×4×4

t.s.a of cuboid =2(lb+bh+hl)

=2(12×4+4×4+4×12)

=2(48+16+48)

=2(112)

=224