moefire9207 moefire9207

21-05-2018
Mathematics

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A circle has radius of 5cm and a circumference of 31.4. if the radius is doubled, what is the new circumference, in centimeters

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isaacjames800 isaacjames800

23-05-2018

Radius doubled = 10
Diameter = 20
Circumference = 3.14×20
= 62.8 cm

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