the ratio of circumference of circle is 2 as
7 what is its diameter
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Circumference / area = 2/7
2πr / πr² = 2/7
2 / r = 2/7
r = 2/7 ×2
r= 7
So, Circumference = 2πr
=2×π×7
= 14π or, = 44
2πr / πr² = 2/7
2 / r = 2/7
r = 2/7 ×2
r= 7
So, Circumference = 2πr
=2×π×7
= 14π or, = 44
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