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