smilee15 smilee15

12-10-2019
Mathematics

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What will be the area of a circle if it’s radius is tripled

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12-10-2019

The circumference of a circle is equal to the diameter times pi. So, let's look at what happens if you double the radius of a circle -- say from 2 to 4. The area will go from 12.56 to 50.24. This means that it has quadrupled.

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