Question

find the lateral surface area of a cube edge 40cm

Answer 1

hiii
lateral surface area= 4a^2
a=40
l.s.a= 4*40*40
=6400 cm^2
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Answer 2

Lateral surface area= LSA

Edge of cube= 40 cm= s

LSA= 4s^2

=4(40)^2

=4×1600

=6400

Answer: The lateral surface area of the cube is 6400 cm^2.

Hope it helps! :)