CPM Homework Banner

Home > A2C > Chapter 6 > Lesson 6.1.2 > Problem 6-29


Write the equation of a circle with a center at that is tangent to the -axis (in other words, it touches the -axis at only one point). Sketching a picture will 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: 6-29 HW eTool