surfline surfline

13-06-2017
Mathematics

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how to find the radius of a circle in the equation open study

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firestarangel26 firestarangel26

13-06-2017

Circle Equation:
[tex](x - h)^2 + (y - k)^2 = r^2[/tex]

r^2=diameter

So to find the radius find the square root of the r^2 for example
If:
r^2=36
Radius=6
Because the square root of 36 is 6

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