Calculate the cost of painting the lateral area of a room whose length is m, width is m,
and height is m, given that the cost of painting is LE.
Step 1: Find the lateral area of the room.
First determine the perimeter of the base.
Then use the formula for the lateral area of a cuboid.
Step 2: Find the cost of painting the lateral area of the room.
Multiply the room's lateral area by the cost of painting each