Thread: Circle Help

Here are the questions and where i'm at with this...

Find the center of the circle with equation (x-3)^2+(y+4)^2=25 : 3, -4

Find the radius of the circle in the previous problem ^^ : 5

Sketch the graph of the circle in the first problem on the graph provided.
Write an equation of the circle with center (2, 3) and radius 4.

Sketch the graph of the circle in the first problem on the graph provided.

EDIT: I just looked at the circle again. I haven't drawn it 100% correct as the radius is not always 5 from circumfrence.

Write an equation of the circle with center (2, 3) and radius 4.