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प्रश्न
Area of the circle obtained in 196 m2 is ______.
विकल्प
196 cm2
212 cm2
616 cm2
644 cm2
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उत्तर
Area of the circle obtained in 196 m2 is `bb(underline(616 cm^2))`
Explanation:
We know that, area of circle = πr2
= `22/7 xx 14 xx 14`
= 22 × 14 × 2
= 616 cm2
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