The area of four walls of a room is 51 m2.room is 5 m long and 3.5 m w – InterviewSolution

1.

The area of four walls of a room is 51 m2.room is 5 m long and 3.5 m wide, find theheight of the roonm

Answer»

Area of four walls = LSA of room = 2 * h * (l+b) sq units

lenth=5m breadth = 3.2m,

Area of four walls = 2 *h * (5+3.2)

2*h*8.2=57.4m2

h=57.4/2*8.2

h=57.4/16.4

h=3.5 m

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