A room is 17m long and 10 m wide, a square carpet of side 12m is laid on the floor, find area of the floor which will remains bare
Answers
Answer:
70m square
Step-by-step explanation:
Area of the floor of room = 17×10=
170m square
Area of carpet =10×10=
100m square
Area remain bare =Area of floor - Area of carpet
=170-100
= 70m square
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Given :
- Length of the room = 17 m.
- Breadth of the room = 10 m
- Side of the square carpet = 12 m.
To find :
- Area of the floor which will remains bare =?
Formula Used :
- Area of Rectangle = length x breadth.
- Area of square = side²
Step-by-step explanation :
As We know that,
Area of Rectangle = length x breadth.
Substituting the values in the above formula, we get,
= 17 × 10
= 170.
Therefore, Area of the room = 170 m².
Now,
Area of the square carpet = Area of the square
As We know that,
Area of square = side²
Substituting the values in the above formula, we get,
= 12²
= 12 × 12
= 144.
Therefore, Area of the square carpet = 144 m².
Therefore,
Area of the floor which will remains bare = Area of the room - Area of the square carpet.
Substituting the values, we get,
= 170 - 144
= 26.
Therefore, Area of the floor which will remains bare = 26 m².