# How much greater is the circumfrence of a circle with a diameter of 11m than another circle with radius of 4m

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by escobidodave

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by escobidodave

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Circle with a diameter of 11 m. Given diameter:

C = πd

C = 3.14 (11 m)

Circle with a radius of 4 m. Given radius:

C = 2πr

C = 2 (3.14) (4 m)

C = 6.28 (4 m)

Subtract.

34.54 m - 25.12 m = 9.42