Question

find the total surface area and the lateral surface area of a cuboid box which is 3.5m long ,1.5 m broad and 2.5 m height.​

Answer 1

Step-by-step explanation:

answer is solved above and shown . please refer to it

Answer 2

Here's your answer

l=3.5m

b=1.5m

h=2.5m

L.S.A of cuboid = 2(l+b)h=2(3.5+1.5)2.5=5*5=25m^2

T.S.A of cuboid=2(lb+bh+hl)

=2(3.5*1.5+1.5*2.5+3.5*2.5)

=2(17.75)

=35m^2