Question

Three cubes each side of 4cm are joining end to end. Find the surface area of the resulting cuboid

Answer 1

Hey friend Your answer,

According to the question if cubes are joined then it becomes cuboid of
length=12cm
breadth=4cm
height=4cm

surface area=2(lb+bh+hl)
=2(12*4+4*4+4*12)
=2(48+16+48)
=224cm²

Hope it helps you.