The area of a rectangular wall is hw where h is the height and w is the width.
Area of four walls of rectangular room formula.
2 l b h this is the correct answer of the area of four walls and ceilings the formula is 2 lb bh hl.
For the rectangle cdhg the lengths of two adjacent sides are l and h.
Observe the opposite walls being of the same size and shape have the same area too.
Its area lh.
In an ordinary rectangular room there are 4 walls and opposite walls are equal and the heights are all equal.
Find the inner surface area of the four walls mathematics maths mathsskills funlea.
The total wall area of a room is the sum of the area of each wall.
Hence the total area of the four walls lh bh lh bh.
For the rectangle daeh the lengths of two adjacent sides are b and h.
Its area bh.
The area of doors and windows are ignored.