the length of a hall is 20 and breadth is 16 m. the sum of the area of the floor and the flat roof is equal to the sum of the area of the four walls. find the height and volume of the hall.
Answers
Answered by
1
Answer:
h = 8.9 m.
hope it helps
Answered by
3
Answer:
Step-by-step explanation:
area of four walls = 2(l+b).h
area of roof and floor = lb + lb = 2 lb
a/c to question ,
2(l+b).h = 2lb
(l+b)h = lb
(20+16).h = 20×16
36h = 320
h = 320/36 =80/9 = 8.89m
Similar questions