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01-12-2015
Mathematics

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find the length of the radius for this circle.(x-3)2+(y-5)2 =8

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01-12-2015

The radius of a circle is the square root of the number on the right-hand side of the equation.
√8
√8 can be broken down into √4 * √2 (because 4*2=8)
√4 is 2.
√2 cannot be simplified.
Final answer is 2√2

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