Question

Please help me in Q. 13.
With full solution..
Its very urgent......

Answer 1

Here is your answer dear.

Answer 2

Answer:

Step-by-step explanation:

In general, the area of four walls is 2(l+b)h

2( l + b ) h = 57. 4

2 ( 5 + 3.2 ) h = 57.4

2 × 8. 2 ×h = 57.4

h = 57.4 / 2× 8.2

h = 7/2 m

Hope this helps!