Question

The area of 4 walls of a room is 77 m square . The length and breadth of the room are 7.5m and 3.5m respectively .Find the height of the room? Please give the answer now in full method . It is very urgent!!!!!!!!!!!!

Answer 1

Refer the picture for the answer of ur question...
Pls mark my answer as brainliest

Answer 2

Area of four walls = 2( l + b) h
77 = 2(7.5 + 3.5) h
77 = 2(11)h
77 = 22h
77/22 = h
7/2 = h
3.5m = h