Question

An crater falls near a village creating a circular pit of diameter 400m.Find the affected area of land?

Answer 1

Diameter of the pit

$= 400m$

Therefore,

Radius

$= 200m$

Area of affected land = Area of pit

$= 2\pi \: r$

$= 2 \times \frac{22}{7} \times 200$

$= 628.58{m}^{2}$

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