Question

What is the surface area of cubical box whose sides are 10 cm , 6 cm and 4 cm *

Answer 1

Answer:

surface area of a cuboid=2(lb+lh+bh)

length=10cm

breadth =6cm

height=4cm

surface area=2(10*6+10*4+6*4)

=2(60+40+24)

=2*124

=248 cm^2

Answer 2

surface are of cuboid --->

=2(lb+bh+hl)                                                                                                               =2(10*6+6*4+4*10

=2( 124)

=248 cm^2