Mathematics
Grade-4-
Easy
Question
A square field has perimeter 540 m. The length of its side and area are ________.
- Side x Side
- 4 x Side
- 2 x Side
- Side + Side
Hint:
The perimeter of a square is the sum of the all the side length of the square. The formula of the area of the square is 
,where side length of the square.
The correct answer is: 4 x Side
The perimeter of a square is the sum of the all the side length of the square. The formula of the area of the square is ,where side length of the square.
Step1: The perimeter of square of side length 
will be equal to.
=>
.
Step2: Here we are given the values of perimeter of a square and we need to find the side length of the square and the area of the square:
=>
=>
So, the side length of a square is , i.e.,.
.
Step3: Now we will calculate the area .
Area=
Area= 
Area= 
.
So, the area of the square is .
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