Question

If the ratio of areas of two circles is 4 : 9, then the ratio of their circumferences will be :

Answer 1

2:3 is the correct answer

Answer 2

Answer:

2:3 is the correct answer

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Step-by-step explanation:

Follow these Steps

ratio of area

4:9

$\pi {r}^{2}$

is the area of circle

=pi r2: pi R2

4:9

=r2:R2

4:9

=r:R

2:3