This circle is centered at the origin, and the length of its radius is 3. What is
the circle's equation?
A. x + y2 = 3
B. x2 + y2 = 9
C. x+y=3
D. x + y2 = 27
![This circle is centered at the origin and the length of its radius is 3 What is the circles equation A x y2 3 B x2 y2 9 C xy3 D x y2 27 class=](https://us-static.z-dn.net/files/d56/69956ce1e8319628093e639479018ba1.png)