the area of a circle is 1386m. find its circumference
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Answered by
5
pie r square=1386
r square= 441
r=21 m
circumference:
2* pie* r
2*22/7*21
2*22*3
6*22
132 m
r square= 441
r=21 m
circumference:
2* pie* r
2*22/7*21
2*22*3
6*22
132 m
shayaan5:
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Answered by
4
Area of a circle = 22/7 × r^2
22/7×r^2 = 1386
r^2 = 1386×7/22
r^2 = 441
r = 21m
Circumference of Circle = 2×22/7×21
= 132 m
22/7×r^2 = 1386
r^2 = 1386×7/22
r^2 = 441
r = 21m
Circumference of Circle = 2×22/7×21
= 132 m
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