Question

find the surface area of a cuboid whose length is = 4 cm breadth = 3 cm and height =5 cm ​

Answer 1

Surface area of cuboid,=2(lb+bh+lh)

Here l=4cm

b=3cm

h=5cm

S.A=2(12+15+20)cm

=94cm^2

Answer 2

Surface area of cuboid = 2 (lb + bh + hl) = 2(4 ×3 + 3×5 +5 × 4) = 2(12 + 15 + 20) = 2(47) = 94 cm square