174k views
5 votes
A circle has a center at A (-3,4) and radius of 4 units. What is the equation of the circle? Show work!

User Ruffsl
by
4.8k points

1 Answer

6 votes

Answer:

The equation of the circle is (x+3)^2 + (y-4)^2 = 16.

Explanation:

The equation of a circle can be calculated if the center and the radius are known. The equation of a circle is given by (x-h)² + (y-k)² = r²

Where (h, k) = center coordinates and r = radius.

User Slymore
by
4.4k points