Question

help ? please

Answer 1

What's the center?

Answer 2

what is the point K? Where is that point?

Answer 3

The point K is at (4,-3)

You count to the right 4 and down 3 to get to point K.

Answer 4

The equation of a circle is:

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

Where (h,k) is the center and r is the radius.

So we already know our center is (4,-3) So we plug it into the equation