Question

Find center and radius of this circle: a1" title="(x-9)^2+(y+4)^2=25" alt="(x-9)^2+(y+4)^2=25" align="absmiddle" class="latex-formula">

Answer 1

Answer:

Center: (9,-4)

Radius: 5

Step-by-step explanation:

Equation for a circle:

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

h=9

k=-4

r=5

center is (h,k)

to find the radius, get square root of 25

Answer 2

Answer:

Center is (9,-4)

Radius: 5

Step-by-step explanation:

h=9

k=-4

r=5