The circumference of a circular plot is 396 metres. what is the area of the circular plot? · ABC26GN4541
Subject: General Aptitude · Chapter: Area
The circumference of a circular plot is 396 metres. what is the area of the circular plot?
(a)9446 sq. m
(b)9856 sq. m
(c)12474 sq. m
(d)18634 sq. m
(e)None of these
Answer
Explanation
$2 \pi R=396 \Rightarrow R=\frac{396 \times 7}{2 \times 22}=63 \mathrm{m}$. $$\text { Area }=\pi R^{2}=\left(\frac{22}{7} \times 63 \times 63\right) \mathrm{m}^{2}=12474 \mathrm{m}^{2} .$$
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