Question

The ratio of the radii of two circles is 4 : 5. Find the ratio of their circumferences.​

Answer 1

Answer:

4 : 5 only

Step-by-step explanation:

Circumference of a circle = 2πr

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Let r(1) and r(2) are radii of the circles

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So ratio of circumference of two circles

= 2 π r(1) : 2π r(2)

which where 2 π is constant

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So.

Ratio is 4 : 5 only

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Hope the answer helps you :)

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