Autocad question for beginner:

I need to create a circle of radius 15 that intersects the point (12,30) and intersects the horitzonal lines y and 50 (the y value
of the center of the circle is 35). Suggestions?

I need to create a circle of radius 15 that intersects the point (12,30) and intersects the horitzonal lines y and 50 (the y value