Math, asked by prabhjeetkaur280974, 1 year ago

The ratio of radii of 2 circles is 3:7. What is the ratio of their circumference.

Answers

Answered by rohitrathee30
2
radius of 1st circle=3 cm
Circumference=2πr
=2×π×3=6π cm
radius of 2nd circle=7cm
Circumference=2πr
=2×π×7=14π cm
Ratio = 6π/14π
= 3/7 =3:7

I hope it helps you.

rohitrathee30: like it.
Answered by amardeeppdmahto
0
3:7 is r8 answer
you can calculate by writing detai about the steps,i solve in short cut
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