Question

area of four walls of room 12 mts and 8 mts answer 5mts with solution​

Answer 1

Answer:

200 m²

Step-by-step explanation:

Area Of walls of a room = Lateral surface area of cuboid

Therefore,

Let Hieght be h = 5 m

Length be l = 12 m

Breadth be b = 8 m

Therefore,

Lateral surface area of the cuboid = 2h(l+b)

=2x 5 ( 12+8 ).,....................(substitute the values)

=10 ( 20 )

=200

Therefore the area of four walls of the room is 200 m²

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