The area of four walls of a room of size 7ft x 8 ft x 12 ft 0 466 sqft O 360 sq.ft O 360 sqm O None of these.
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2
Answer:
area of the 4 walls
{(7×12)×2+(8×12)×2} sq ft
=(168+192)sq ft
=360 sq ft
Answered by
1
Given : room of size 7ft x 8 ft x 12 ft
To Find : area of four walls
Solution:
Area of walls = 2 ( length * height + breadth * height )
= 2( l + b) h
l = 7 , b = 8 and h = 12
= 2 ( 7 + 8) 12
= 2( 15) (12)
= 30 * 12
= 360 sq feet
area of four walls is 360 sq feet
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