Parminder walks around a square park once and covers $800 m$ . What will be the area of this park?

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Solution

Given that perimeter of the square $= 800 m = 4 \times s i d e s$
$\Rightarrow 800 m = 4 \times s i d e s$
$\Rightarrow s i d e = \frac{800}{4} m = 200 m$
Let, the side of square is $A$
$∴$ Area of square $= A^{2} = (200 m)^{2} = 40000 m^{2}$ .

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