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प्रश्न
Calculate the area of the shotput circle whose radius is 2.135 m.
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उत्तर
Radius of the shotput circle r = `"d"/2`
= `2.135/2` m
Area of the circle = πr2
= `22/7 xx 2.135/2 xx 2.135/2`
= `25.07/7`
= 3.581 m2
∴ Area of the shotput circle = 3.581 m2
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