find the circumference of a circle whose area is 891/56square metre
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given that pi r square =891/56
r square =891×7/22×56
r square =81/16
r=9/4
circumference =2×22/7×9/4
= 99/7
14.14 m
r square =891×7/22×56
r square =81/16
r=9/4
circumference =2×22/7×9/4
= 99/7
14.14 m
Shivangi500:
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