The formula of a circle's equation is typically written as (x-h)² + (y-k)² = r². Here, the point (h,k) represents the center of the circle, while r signifies the radius. To determine the equation of a circle, one simply needs to identify these components either from a graph or the provided values.
| Topic | Problem | Solution |
|---|---|---|
| None | The signal of Micha's Wi-Fi router covers a circu… | The equation of the circle is given by \((x-h)^2 + (y-k)^2 = r^2\), where \((h,k)\) is the center o… |