Question

a room is 9m long, 8m broad and 6.5m high. It has 3 windows each of dimentions 1.5mx1m.
find the remaining area.
NO SPAM

Answer 1

Answer:

total surface area of room

= 2(lb + bh + lh)

= 2(9×8 + 8×6.5 + 9×6.5)

= 2(72 + 52 + 58.5)

= 2×182.5

= 365 m^2

area of 1 window = 1.5 m^2

area of 3 windows = 1.5×3 m^2

= 4.5m^2

remaining area = 365 - 4.5 m^2

= 360 m^2

This is your answer.

hope this will help you

Answer 2

Answer:

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