the side of a square room is 12 m find the cost of a carpeting the room at the rate of Rs.5 per sq m
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Answered by
7
Given :-
- side of the square room = 12 m
- rate of carpeting = Rs.5 per m²
To Find :-
- Cost or carpeting the room ?
Solution :-
we know that,
then,
so, area of the room is 144 m²
then, cost of carpeting the room = 144 × 5 = Rs. 720
hence, cost of the carpeting the room is Rs. 720
Answered by
72
Given :-
- Side of the Square = 12m
- Rate of Carpeting = Rs,5 per sq m
To Find :-
- Cost of Carpeting .
Solution :-
⇒ Area of Square Room = (Side)²
⇒ Area of Square Room = Side × Side
⇒ Area of Square Room = 12 × 12
⇒ Area of Square Room = 144m²
________________
⇒ Cost of Carpeting = Area × Rate of Carpeting
⇒ Cost of Carpeting = 144 × 5
⇒ Cost of Carpeting = Rs,720
________________
So, Cost of Carpeting is Rs,720.
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★ Additional Info :
Formulas Related to Square
- Perimeter = 4 × Side
- Area = (Side)²
- Side = √Area
- Area = ½ (Diagonal)²
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