If the diameter of a circle changes from 18 cm to 6 cm, how will the circumference change?

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asked Jan 19, 2019 97.1k views

1 Answer

Nwhaught · Answer 1 · 2019-01-25T09:37:01+0000

The circumference when the diameter is 18 = 18pi

The circumference when the diameter is 6 = 6pi

18pi/6pi=3

The circumference will become a third of what it was.

Hope this helps!

If the diameter of a circle changes from 18 cm to 6 cm, how will the circumference change?

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