Question

find the edge of a cube whose surface area is 432 metre cube

Answer 1

tsa-432m^2
=6a^2=432
=a^2=432/6
=a^2=72
a=√72
=8.485

=>side=8.485

Answer 2

Let the length of edge of the cube be a
Surface area of cube = 6a^2
=> 6a^2 = 432
=> a^2 = 72
=> a = 6√2 cm