Question

A school room is 12 m long 8 m wide and 5 m high find the area of its four walls

Answer 1

Answer:

area=l×b×h

=12×8×5

=480 m^2

Answer 2

Answer: nswer

Length (l)=12m

Heighta (h)=5m

Width (b)=8m

∴ Area of four walls =2(l+b)h=2(12+8)×5=200m  

2

 

Hence, the correct answer is 200m  

2

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Step-by-step explanation: