Write the equation of a circle with a center at (−3, 5) that is tangent to the y-axis (in other words, it touches the y-axis at only one point). Sketching a picture will help. 5-30 HW eTool (Desmos). Homework Help ✎
Since the circle is tangent to the y-axis, the length of the radius will be equal to the distance from the center to the y-axis.
Use the eTool below to graph the equation.
Click the link at right for the full version of the eTool: CCA2 5-30 HW eTool