# math

If the equation of a circle is (x + 4)2 + (y - 6)2 = 25,what is its radius

1. 👍 0
2. 👎 0
3. 👁 40
1. Equation of a circle is:

(x-a)^2+(y-b)^2=r^2

In this case:

r^2=25

r=sqrt(25)

r=5

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2. 👎 0

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