Question

If six cubes, each of edge 7 cm are joined end to

end, then the total surface area of the resulting figure

Answer 1

surface area 5760 mm

Answer 2

L= 42 cm

b =  7 cm and

h = 7 cm

TSA of the resulting cuboid =  2(lb+bh+lh)

= 2(294+49+294)

=637 x 2

=1274 cm2

Hope it helps