Question

The formula of surface area of four walls of the cubical room?

Answer 1

Since, the area of a cuboid (6 faces) = [math]2(lb+bh+ hl)[/math] where, l : length, ... But here talking about the area of 4 walls of a cuboid. Assume ... Surface Area.

Answer 2

$\textrm{Area of Four Walls = \rm{2 \times (Length + Breadth) \times Height} }$