circumference of circle of a circle is 44 cm then what must be it's area in cm2
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Lt the radius be 'r' cm
Now,
2πr=44
2*22/7*r=44
44/7*r=44
44r=308
r=308/44=7cm
Area=πr^2
=22/7*(7)^2
=22/7*49
=22*7=154 cm square
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