The graph of the equation below is a circle. What is the length of the radius of the circle? (x - 4)2 + (y + 12)2 = 172

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asked Feb 5, 2018 110k views

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SkelDave · Answer 1 · 2018-02-12T07:27:51+0000

hello :
an equation of the circle Center at the A(a,b) and ridus : r is :
(x-a)² +(y-b)² = r²
in this exercice : a =4 and b = -12
the length of the radius is : r = √172

The graph of the equation below is a circle. What is the length of the radius of the circle? (x - 4)2 + (y + 12)2 = 172

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