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  • A circular path of 20 m diameter has a circular path just inside the boundary of width 1 m.find the area of the park in sq m ?

A circular path of 20 m diameter has a circular path just inside the boundary of width 1 m.find the area of the park in sq m ?

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best_answer

According to question, area of circular path

Area = 

\pi\left(R^{2}-r^{2}\right)

Where R = Outer area and r = Inner area
\pi\left(10^{2}-9^{2}\right)=19 \pi m^{2}

Posted by

Deependra Verma

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