1.

A room is 9 m long and 7 m wide. A 36 sq m carpet covers part of the floor. How much area of the floor is not carpeted.please help.

Answer»

Solution

Given

  • Length of rectangular ROOM = 9m
  • Wide of rectangular room = 7m
  • 36 Floor of room COVERD by carpet

Find

  • How much area of the floor is not carpeted.

Explanation

Using Formula

\boxed{\underline{\tt{\red{\:Area_{rectangular\:room}\:=\:(Lenght\times Breadth)}}}}

keep all above Values,

==> Area of rectangular room = 9 × 7

==> Area of rectangular room = 63 m²

But, floor of room only 36 coverd by CARPET.

So,

==> Area of floor room whose is not covered by carpet = Area of room - Area of coverd floor

==> Area of floor room whose is not covered by carpet = 63 - 36

==> Area of floor room whose is not covered by carpet = 27 m²

Hence

  • 27 area of floor , whose not covered by carpet.

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