Question

The perimeter of a floor of a room is 18 meter. What is the area of four walls of the room. If it's height is 3 meter?

Answer 1

Answer:

area of four wall= h*perimeter

=3*18=54 sq.m.

Step-by-step explanation:

Answer 2

Perimeter of rectangle =2(l+b)

18=2(l+b)

Then,

Area of four walls =2(l+b) *h

Area of four walls=18*3

Area of four walls =54m²