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प्रश्न
Find the perimeter of the given figure.
उत्तर
Radius of the given figure = 6.3 m
Two sections in figure form a semi-circle.
Perimeter of semi-circular figure = `(2pir)/2 + 2r`
= `pir + 2r`
= `22/7 xx 6.3 + 2 xx 6.3`
= 22 × 0.9 + 2 × 6.3
= 19.8 + 12.6
= 32.4 m
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