Question

find the circumference of circle having the following areas 616 m square, 1386 m square, 2464 cm square , 55.44 cm square

Answer 1

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Answer 2

area of a circle = 616 m2 ,area =πr2 then we get r= 14 and circumference = 968. when area = 1386 then r= 21 and circumference = 132 , when area = 2464cm2 then r= 28 and circumference = 176 cm. when area = 55.44 then r= 4.2 and circumference = 26.4cm