Question

the perimeter of the floor of drawing room is 66 m. if the height of the room is 5.2 m, what is the are of 4 walls of this room.

Answer 1

the area of four walls will =perimeter ×height
=(66×5.2)sq.=343.2msq.

Answer 2

Answer:

area of 4 walls ≈ perimeter × height.

≈ (66×5.2)sq.

≈™( 343.2)msq.