Math, asked by 0mkarRK, 1 year ago

the ratio of circumference and area of a circle is 2 :7.find it's circumference

Answers

Answered by xyz3698
2
(2πr)/πr^2=2/7
2/r=2/7
r=7
circumferece=2πr
=(2x22x7)/7
=44 units
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