Question

two cubes each with 12cm edge,are joined end to end.find the surface area of the resulting cuboid.​

Answer 1

Answer:

Step-by-step explanation:

2(lb+lh+bh)

l=12+12=24 cm

b=12cm

h=12cm

=2(24 x 12+12 x 24 + 12 x 12)

=2(288+288+144)

=2(720)

=  1440cm 2