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Find the circumference of a circle …

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Find the circumference of a circle whose area is 301.84sqcm
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Aman Kumar 4 years, 9 months ago

Ar.= πr2=301.84sqcm r2=301.84×7÷22=96.04 r=√96.04=9.8cm r=9.8 circumference=2πr=2×22÷7×9.8=44×1.4=61.6 cm
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