Question

The area of four walls of a is 51.2m square .Its length and breadth are 4.2 m and 3m respectively .find the height of the room.​

Answer 1

Answer:

3.56

Step-by-step explanation:

2h(l+b)=51.2

2×h(4.2+3)=51.2

h=51.2/14.4

h=3.56

Answer 2

see the attached file for the answer

Answer: 3.56m