Question

The floor of a room is rectangular in shape its length is 6M and breadth 5 metre if the area of its four walls is 110 square M what is its height

Answer 1

four wall area =2(bh+lh)

                      =2(21.6+24)

                      = 45.6*2 

                      = 91.2 metre square

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its roof area = 2(lb)  (Base area)

                   = 2(32.4) 

                   =64.8 metre square

Answer 2

Answer:

area of the floor walk the room=3(l×b)×h

- 2(8+7)×4

- 2×15×4=120m²