3 years ago

Find the center and radius of the circle. (x – 5)2 + (y – 7)2 = 81 Center:( Radius:

Mathematics

1 answer:

disa [49]3 years ago

7 0

Answer:

Center (5,7) radius: 9

Step-by-step 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

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