Question

The area of four walls of a room = 2h (l+b) . find the area of four walls in sq.m
i) l = 12 m , b = 7.5 m , h = 4 m

Answer 1

Answer:

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Step-by-step explanation:

Area = 2 X 4 [ 7.5 X 12] = 760

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Answer 2

Answer:

the area of four walls in 156sq.m

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