in order to increase the circumference of a circle from 12 pi cm to 18 pi cm by how much must the diameter increase?

asked Jan 23, 2022 100k views

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Circumference = diameter x PI

To increase from 12 to 18 subtract:

18-12 = 6

The diaeter needs to increase by 6 cm

Kmuenkel answered Jan 27, 2022

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