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The ratio of circumference and area of circle is 2:7 what is its circumference |
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Answer» 7 cm Step-by-step explanation: 2/7 = 2πr/2πr*r 1/7 = 1/r. (2 devides 2 of 2πr and r of 2πr r=7. devides r of 2πr*r bcoz r is same as it is the same CIRCLE) |
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