### Home > CCA2 > Chapter Ch2 > Lesson 2.2.5 > Problem 2-165

2-165.

Write an equation for each of the circles shown in the graphs below. 2-165 HW eTool (Desmos). Homework Help ✎.

a. | Where is the center? How long is the radius? | b. | Refer to part (a). |

Explore using the eTool below.

Click the link at right for the full version of the eTool: CCA2 2-165 HW eTool