caitlin03 caitlin03

01-01-2017
Mathematics

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Make r the subject of the formula A=pie r squared

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royalranger royalranger

01-01-2017

A = pi r^2

Divide both sides by pi

A/pi = r^2

take the square root of both sides to get r by itself:

[tex] \sqrt{ \frac{A}{ \pi } } = r[/tex]

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