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Find the center and radius of the circle.

(x – 5)2 + (y – 7)2 = 81
Center:(
Radius:

User Mutahhir
by
7.7k points

1 Answer

3 votes

Answer:

Center (5,7) radius: 9

Explanation:

The standard equation of a circle is

(x-h)^2+(y-k)^2=r^2

where the center is (h,k) and r is the radius

so in this case h is 5 k is 7

and r^2=81 so r=9

User Patrycja
by
8.4k points

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