Question

1.find the volume and surface area of a cuboid using the following dimensions

(1)lenght=8cm, breadth=4cm,height=21cm


please give the right answer​

Answer 1

Answer:

surface area of cuboid = 2(lb+bh+hl)

=2(8*4+4*21+21*8)

=2(32+84+168)

=2(284)

=568