CrazyEquestrian CrazyEquestrian

08-08-2019
Mathematics

contestada

How do I find out what the fraction is? 90/360 = 1/4.

So I have
2πr•90/360
2π•10•1/4
20π•1/4
Where do I go from there?

$How do I find out what the fraction is 90360 14 So I have 2πr90360 2π1014 20π14 Where do I go from there class=$

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davidliu davidliu

08-08-2019

Multiply like terms so leave the pi alone so 20 x 1/4 is 5. The answer is 5 pi

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