Question

the area of four walls of a room is 51 metre square if the room is 5 metre long and 3.5 metre wide find the height of the room ​

Answer 1

The area of four walls of a room is 51.sq metre. If the room is 5 m long and 3.5 m wide, find the height of the room.

Answer :3.5 m

Step-by-step explanation:

THE ANSWER!

Area of four walls = LSA of room = 2 * h * (l+b) sq units

Length=5m breadth = 3.2m,

Area of four walls = 2 *h * (5+3.2)

2*h*8.2=57.4m2

h=57.4/2*8.2

h=57.4/16.4

h=3.5 m