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The perimeter of the floor of a room is ...

The perimeter of the floor of a room is 18 m. What is the area of the walls of the room, if the height of the room is 3 m ?

A

`21 m^2`

B

`42 m^2`

C

`54 m^2`

D

`108 m^2`

Text Solution

Verified by Experts

The correct Answer is:
C
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