Math, asked by nishil1, 1 year ago

the ratio of the radius of two circle is 5:3. find the ratio of their circumference

Answers

Answered by gaurav2013c
9
Let the radii of circles be 5x and 3x

C1 = 2 * pi *5x

C1 = 10 pi x

C2 = 2 * pi * 3x

C2 = 6 pi x



C1:C2 = 10 pi x / 6 pi x

= 10 /6

= 5:3


Required ratio = 5 : 3
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